Holly Hernandez is excited to start fresh at Flatbush Technical High School, one of the most competitive public schools in New York City. She'll be one of thousands; anonymous. But her dreams of a normal school life disappear when her mother, a homicide detective, has to investigate the murder of Mr. Friedman, the social studies teacher. When a classmates, Xander Herrera, becomes the primary suspect, Holly is intent on exonerating him-- but he wants nothing to do with her. Xander is determined to find the killer before Holly. As they race to solve the case, their separate investigations lead to a slew of suspects.