"Ten teens head to a house party at a remote island mansion off the Washington coast . . . only for them to picked off by a killer one by one"--Provided by publisher.

While at a girls' empowerment camp, high school pariah Neve and her new best friend Diane joke about killing each other's bullies, and soon after returning home, Neve finds herself being blackmailed into committing murder.

Betrayed by the two persons she trusts the most, Josie jumps at the chance to trade places with her twin in a parallel universe until Josie becomes trapped in a dangerous world where shadowy creatures feed on human flesh.

When contestants in an escape room challenge start being killed, seventeen-year-old Persey must solve a series of bizarre and gruesome puzzles, riddles, and games to make it out alive.

Izzy and her family welcome foreign exchange student Alberto into their home, but after a series of mishaps and coincidences, and with a serial killer on the loose, Izzy begins to suspect Alberto is not who he seems.