When a desperate Gia Montgomery asks a stranger to be her "fill-in boyfriend" at prom, she feels an attraction to him, and tries to track him down in order to turn her fake boyfriend into a real one.

Every day in chemistry class, high school student and aspiring songwriter Lily Abbott is finding notes left to her by a mystery boy, love letters really, and she hopes they are from Lucas, a boy she is attracted to--so when she finds out they are really from, she is shocked and unsure about how to respond.

At a prestigious New York City performing arts school, five friends connect over one dream of stardom. But for Joy, Diego, Liv, Ethan and Dave, that dream falters under the pressure of second-semester, Senior year. Ambitions shift and change, new emotions rush to the surface, and a sense of urgency pulses between them: Their time together is running out. Diego hopes to get out of the friend zone. Liv wants to escape, losing herself in fantasies of...

Not long after seventeen-year-old Cecelia Ellis arrives to live with her estranged grandmother in a coastal California town, the high school homecoming queen is found dead and Cecelia, fearing a copycat killer is on the loose, throws herself into the investigation.