Releasing 10 Book Summary: Journey Through Love and Mental Illness

Last Updated: August 25, 2026

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Table of Contents

Introduction

This summary provides a factual overview of Releasing 10 by Chloe Walsh.

The book is the sixth and final entry in the Boys of Tommen series, published by Bloom Books on May 27, 2025.

It spans nearly fifteen years in Ballylaggin, Ireland, and follows Lizzie Young and Hugh Biggs from childhood into young adulthood.

The narrative includes early-onset bipolar disorder, childhood sexual abuse, grief, and the collapse of a close friend group.

For more summaries of Chloe Walsh’s work, visit Chloe Walsh book summaries on URSummary.

TL;DR: The Essential Snapshot

Releasing 10 is a contemporary romance saga spanning nearly fifteen years.

It follows Lizzie Young, a girl diagnosed with early-onset bipolar disorder and a secret trauma survivor, and Hugh Biggs, the boy who becomes her protector and first love.

Key points to know:

The bond between Lizzie and Hugh survives a childhood drowning tragedy and family fractures.
Lizzie’s mental illness intensifies during her teen years, and she secretly carries the weight of childhood sexual abuse by a neighbor.
The relationship collapses when Lizzie, in a manic episode, cheats on Hugh with his teammate.
The book ends with Lizzie returning from psychiatric treatment, apologizing to Hugh, and choosing to let him move on while she focuses on recovery.
Core themes include mental health, childhood trauma, grief, loyalty, betrayal, and the limits of love.

👉 On YouTube: Releasing 10 Summary

Characters In This Book

Character	Role
Lizzie Young	Protagonist struggling with early-onset bipolar disorder and repressed childhood sexual trauma.
Hugh Biggs	Male lead; a gifted student and athlete who has spent years protecting Lizzie.
Caoimhe Young	Lizzie’s older sister whose death sets the second half of the book in motion.
Mark Allen	Primary antagonist who abused Lizzie as a child and manipulated Caoimhe.
Gerard “Gibsie” Gibson	Hugh’s best friend and Lizzie’s former friend; survivor of the boat accident and a victim of Mark Allen.
Claire Biggs	Hugh’s younger sister and Lizzie’s best friend.
Patrick Feely	Close friend of Hugh and Gibsie.
Mike Young	Lizzie’s father.
Catherine Young	Lizzie’s mother and a multiple-time cancer survivor.
Sinead Biggs	Hugh’s mother and a supportive nurse.
Peter Biggs	Hugh’s father who suffers from severe depression and PTSD.
Pierce O’Neill	Hugh’s rugby teammate who takes advantage of Lizzie’s manic state.
Johnny Kavanagh (Cap)	Rugby captain from Dublin who becomes a stabilizing force for Gibsie.
Katie	Music scholarship student who begins a tentative relationship with Hugh.

Releasing 10 Summary: The Deep Dive

SPOILER WARNING: This section reveals the full plot, including the ending.

The story opens in 1991 in England, focusing on the early childhood of Elizabeth “Lizzie” Young. Her parents, Mike and Catherine, worry about her frequent violent outbursts and refusal to speak.

They move the family back to Cork, Ireland, seeking a fresh start and specialist help. Lizzie is eventually diagnosed with selective mutism and early-onset bipolar disorder.

In 1994, Lizzie enters Sacred Heart Primary School. She meets Hugh Biggs, his sister Claire, and their friend Gerard “Gibsie” Gibson. Hugh and Lizzie form an immediate, intense bond.

Hugh is captivated by her “icicle” blue eyes and fierce personality. Lizzie finds that Hugh makes the “voices” in her head go quiet.

As the group grows older, the social world of Ballylaggin revolves around school and rugby. But the Young household is increasingly fractured. Lizzie’s older sister, Caoimhe, begins dating Mark Allen, the older son of their neighbors.

Unknown to the adults, Mark begins sexually abusing a five-year-old Lizzie under the guise of “fixing” her sickness. Lizzie dissociates from this reality and views Mark as a “monster” from her nightmares.

Her doctors insist these visions are symptoms of her bipolar disorder. That medical misread shapes how others later dismiss her truth.

In 1995, a family boat trip ends in tragedy. Gibsie’s father, Joe, and his toddler sister, Bethany, drown in the Atlantic. Hugh’s father, Peter Biggs, falls into a years-long catatonic depression due to survivor’s guilt.

Hugh steps up as the “man of the house” from a young age. The friend group remains tight-knit, but Lizzie’s mental health fluctuates as she hits puberty early.

Hugh remains her primary anchor. He even enters the prestigious Tommen College two years ahead of her.

The narrative reaches its climax in April 2000. While their parents are in Texas for Catherine’s cancer treatment, Caoimhe discovers the truth about Mark’s abuse of Lizzie and his previous abuse of Gibsie.

After a violent confrontation with Mark, Caoimhe is found dead in the river under the Ballylaggin footbridge. Her death is ruled a suicide.

At the funeral, Lizzie has a public breakdown and screams that Mark killed her sister. But because of her mental health history, no one believes her. Gibsie, traumatized and pressured by his family, fails to back up her claims.

This creates a “Great Divide.” Lizzie cuts ties with Gibsie and retreats into a cycle of self-harm and medication.

By 2003, Lizzie and Hugh are officially a couple at Tommen College. But their relationship is strained by Lizzie’s refusal to take her medication and her descent into a “mixed episode” of mania and depression.

During a house party, Lizzie impulsively cheats on Hugh with his teammate, Pierce O’Neill. Hugh discovers them. Though he understands she is ill, he is too broken by the betrayal to continue the relationship.

Lizzie’s condition worsens, and she attempts suicide again. She is admitted to Brickley House, where she undergoes intensive therapy and electroconvulsive therapy (ECT).

Read Also: Taming 7 Book Summary | Chloe Walsh

In April 2004, Lizzie is released from the hospital, finally stabilized on a new medication regimen. She returns to school and meets Hugh one last time in the courtyard.

Lizzie offers a heart-wrenching apology, taking full accountability for her actions while off her meds. Although they still love each other, they acknowledge that they cannot be together. Hugh is seeing someone else, a girl named Katie.

Lizzie kisses Hugh’s cheek and says she will always love him “no matter what.” Then she walks away to focus on her own recovery, leaving their future open-ended.

Summary by Chapter

SPOILER WARNING: This section groups the 21 named parts of the book into narrative stages.

The Seeds of Sickness (1991–1993)

These sections follow Lizzie’s earliest years as her parents struggle to understand her selective mutism and violent outbursts. The family moves to Cork, Ireland, where Lizzie is placed in specialist schools.

She begins a lifelong cycle of medication. During this period, Mark Allen is introduced as a family friend and begins the covert grooming and abuse that Lizzie perceives as a “monster” or a “special hug” meant to cure her.

The Star Is Formed and the Great Drowning (1994–1995)

Lizzie enters mainstream school and forms the “Star” friend group with Hugh, Claire, and Gibsie. A lifelong romance with Hugh begins.

The narrative shifts drastically during the 1995 boat accident. The deaths of Joe and Bethany Gibson leave Peter Biggs a shell of a man. Hugh takes on the burden of his father’s depression while vowing to never let Lizzie “go under.”

Crushing Diagnoses and Distorted Realities (1996–1999)

Lizzie is officially diagnosed with early-onset bipolar disorder and suffers through multiple hospitalizations. Her family tries to manage her “mixed episodes.”

Hugh becomes the only person she trusts, spending his time researching her condition. Meanwhile, the “Monster” and the “Scary Lady” become permanent fixtures in Lizzie’s psyche. She adopts self-harm as a coping mechanism.

The Dissolution of Life (2000)

This section centers on the tragic death of Caoimhe Young and the subsequent fallout that destroys the friend group’s unity. Lizzie tries to reveal Mark Allen’s crimes.

Her credibility is stripped away by her mental illness and Mark’s manipulation. She breaks off her friendship with Gibsie for failing to stand with her. Hugh is left torn between his oldest friend and the girl he loves.

Tommen Horizons and the Manic Spiral (2001–2003)

As Lizzie joins Hugh at Tommen College, their physical attraction peaks, but her mental health hits an all-time low. Lizzie descends into a hypersexual manic episode.

She betrays Hugh with Pierce O’Neill at a Halloween party. Hugh finally chooses his own sanity and ends the relationship, leading to Lizzie’s most severe suicide attempt.

Redemption and the Long Goodbye (2004)

The final sections follow Lizzie’s path through intensive psychiatric treatment and Hugh’s attempt to move on with Katie. After months of silence, Lizzie returns to Tommen stabilized.

She offers Hugh a final apology. They share a bittersweet acknowledgment that they will always be each other’s “firsts” and “onlys,” even as they part ways for now.

FAQ

How does Releasing 10 end?

Releasing 10 ends with Lizzie returning from psychiatric treatment, stabilized on new medication, and meeting Hugh in the school courtyard. She apologizes for her actions during her manic episode, and they part ways for now to focus on her recovery while Hugh is seeing Katie.

Does Releasing 10 have a happy ending?

Releasing 10 does not have a traditional happy ending for Lizzie and Hugh as a couple. They still love each other, but they separate so Lizzie can heal, leaving their future open-ended.

What happens between Lizzie and Hugh at the end of Releasing 10?

At the end of Releasing 10, Lizzie kisses Hugh’s cheek and tells him she will always love him “no matter what.” Hugh remains in a tentative relationship with Katie, and Lizzie walks away to focus on her own recovery.

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