Crystal Hefner, 37, is ready to tell ‘her story’ in explosive new memoir Only Say Good Things about her life with Playboy founder Hugh Hefner

Crystal Hefner holds nothing back in her new memoir Say Only Good Things: Surviving Playboy and Finding Yourself.

“I’m so thrilled to be able to share my book cover,” said the 37-year-old People.

“I’m ready to tell my story — the whole story — including the decade I spent at the Playboy Mansion in the orbit of one of the most powerful, controversial, mythical men in the public imagination.”

The former Playboy pal met Hugh Hefner at a party at the Playboy Villa in 2007 when she was just 21 and the legendary Lothario was 81.

According to the book’s description, it is about ‘the objectification and misogyny of the Playboy villa, her stolen youth and her journey to find inner validation’, as well as ‘providing a rare glimpse into the final days of one of the world’s most influential people in the 20th century.’

Memoir: Crystal Hefner Holds Nothing Back in Her New Memoir Just Say Good Things: Surviving Playboy and Finding Yourself

Memoir: Crystal Hefner Holds Nothing Back in Her New Memoir Just Say Good Things: Surviving Playboy and Finding Yourself

“Just say good things is the honest story of my life, which is also the experience of many girls and women who grow up believing that their value comes from how they look and that value can be given to them by other people.” , and also taken away,’ she added to People.

‘It’s a book I wish I’d read when I was a young woman.’

Crystal describes how her “life changed forever when she attended a party at the infamous Playboy Mansion,” according to the book description.

After being chosen to be one of Hefner’s ‘girlfriends’, she found herself ‘traveling the world and attending glamorous Hollywood parties’ but was ‘forced to compete with other women for her place in a highly hierarchical system.’

Crystal, who is 60 years younger than her late husband, lived in the Playboy mansion for a decade.

She spent five years as one of Hef’s girlfriends and five years as his wife before he passed away on September 27, 2017 at the Playboy Mansion.

In the memoir, to be released Jan. 5, the E!’s Girls Next Door alum talks about how she struggled with her self-worth before marrying the Playboy founder and how, after they tied the knot, she was “increasingly restless to understand who she really was away from Playboy’s toxic culture.’

Crystal’s memoir will give readers a “vulnerable and insightful look at how her experience with Hefner catalyzed a transformative journey from valuing external validation above all else to finally recognizing her worth.”

While she was with Hefner, he dictated exactly what shade of nail polish she should wear (pink, pale and clear, never matte) and gently patted her head when her roots showed.

Honestly: I'm so excited to share my book cover,

Honestly: I’m so excited to share the cover of my book, the 37-year-old told People. “I’m ready to tell my story – the whole story – including the decade I spent in the Playboy mansion in the orbit of one of the most powerful, controversial, mythical men in the public imagination”

Late husband: The former Playboy playmate met Hugh Hefner at a party at the Playboy Villa in 2007 when she was just 21 and the legendary Lothario was 81

Late husband: The former Playboy playmate met Hugh Hefner at a party at the Playboy Villa in 2007 when she was just 21 and the legendary Lothario was 81

Ex-Mistress: According to the book's description, it tells the story of 'the objectification and misogyny of the Playboy villa, her stolen youth and her journey to find inner validation', as well as 'providing a rare glimpse into the final days of one of the most influential people of the 20th century'

Ex-Mistress: According to the book’s description, it tells the story of ‘the objectification and misogyny of the Playboy villa, her stolen youth and her journey to find inner validation’, as well as ‘providing a rare glimpse into the final days of one of the most influential people of the 20th century’

Days gone by:

Days gone by: “Just say good things is the honest story of my life, which is also the experience of many girls and women who grow up believing that their value comes from how they look and that their value can be given to them by other people and also taken away ‘, People added

Friend: 'That's the book I wish I'd read when I was young.'  Crystal describes how her 'life changed forever when she attended a party at the infamous Playboy Mansion', according to the book description

Friend: ‘That’s the book I wish I’d read when I was young.’ Crystal describes how her ‘life changed forever when she attended a party at the infamous Playboy Mansion’, according to the book description

New life: .  After being chosen to be one of Hefner's 'girlfriends', she found herself 'traveling the world and attending glamorous Hollywood parties' but was 'forced to compete with other women for her place in a highly hierarchical system'

New life: . After being chosen to be one of Hefner’s ‘girlfriends’, she found herself ‘traveling the world and attending glamorous Hollywood parties’ but was ‘forced to compete with other women for her place in a highly hierarchical system’

Old rules: When she was with Hefner, he dictated exactly what shade of nail polish she should wear (pink, pale and clear, never matte) and gently patted her head when her roots appeared

Old rules: When she was with Hefner, he dictated exactly what shade of nail polish she should wear (pink, pale and clear, never matte) and gently patted her head when her roots appeared

When he was at the Playboy Mansion, he issued a 6:00 p.m. curfew ensuring that his young wife was home to share his dinner (always chicken soup with cream cheese and crackers) and watch her favorite movies.

Then, after dark, he was expected to participate in the group sex Hefner was known for.

“This honest and ultimately empowering memoir provides not only a fascinating behind-the-scenes look at a powerful cultural icon and brand, but also offers an equally powerful and counterintuitive voice and hard-won lessons about who and what determines our worth,” read the book’s description.

After Hefner died, Crystal took the first steps in discovering who she was without Playboy when she ditched her bleached blonde hair and removed her breast implants.