The former reality star will release Secrets & Lies: The Truth Behind The Headlines later this month, promising to lift the lid on everything from her romance with Joey Essex to appearance in the CBB house and to diagnosis with Crohn's Disease.
She teased to Mail Online: "'The last few years have definitely been a rollercoaster ride. I've had laughter and tears, love and heartbreak and everything in between. So here is my side of the story.
"Here is the truth behind the headlines. I can't wait for everyone to read it."
Sam, 24, left TOWIE in March 2014, after establishing herself as one of the main characters and most popular stars of the show. She appeared in Celebrity Big Brother that year as well, but her time in the house was marred by illness. It was later discovered she had Crohn's Disease, a form of Inflammatory Bowel Disease.
Sam's already a bestselling author thanks to debut book, Living Life The Essex Way, released in 2012.
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