Angel, a 19-year-old girl, lives in constant abuse from her stepmother and stepsister while being bullied at university. One day, she meets a mysterious, dangerous man named Lorenz, who later turns out to be a killer. Despite her fear, he becomes obsessed with protecting her and starts watching over her. As their paths continue to cross, Angel is torn between fear and the strange comfort he brings. But there is a secret about Lorenz that no one knows.