I Know What You Did That Night

Thorne has a secret.
She was there the night, her popular and beautiful sister Jen died at a cabin party that went haywire. And not only was she there, she also saw Jen's best friends and Jen's boyfriend set the cabin where Jen was sleeping on fire. Struck by grief, Thorne has kept secret about her death and instead draws pictures of the night in her sketch book. But now, the police have found a killer, and it's the wrong guy: their next door neighbor and Thorne's crush, Luca. Determined to fight for Jen and Luca, together with her cousin, Gabrielle, and Gabrielle's friend, Markus, they try to play the game that Jen had left.
As she seeks to avenge her sister, Thorne discovers skeletons that have been hidden in her sister's closet for years, learns the hidden secrets of her political family, and their influential town, narrowly escape murder attempts, place the killers behind bars and put all the things she knows together about that horrific night to solve the puzzle.