The book "The Sinner" is an exciting psychological drama created by the writer Petrinka. The main character, Eliza, finds herself in the center of a shocking crime, which is committed without clear motives and explanations. She herself cannot remember what happened at that fateful moment, but attempts to reveal the truth constantly come to nothing. Together with the author, the readers have to solve the riddle that is hidden behind the mask of the polyagin. "The Sinner" is a book that makes you think about the nature of evil, memory and the inner demons that can lie in wait for each of us.