Trust Me: A gripping, atmospheric psychological thriller that will keep you guessing

Who can you trust if you can't trust yourself? Twenty-seven-year-old Lizzie has a great relationship with her teenage stepson, Sam, even though they could pass for brother and sister. When Sam becomes sullen and withdrawn, Lizzie starts to suspect that something sinister is going on at school. But no one believes her, and then suspicion falls on Lizzie herself...