The protagonist of the series "Harlan Coben's Shelter" is a teenager named Mickey Bolitar, who has to start his life from scratch after his father's death. He moves to the town of Casselton, New Jersey, and transfers to the local school. However, in the first week, one of Mickey's new classmates disappears, and he gets drawn into a dangerous detective story. In his search for Ashley, he uncovers the dark secrets of his neighbors and begins to suspect that his late father may still be alive.