"Explore the Monkey Dream" — Before your turn comes. A novelization of the world view of a popular song currently available on the internet. One day, she dreams of her classmate being dismembered alive by small monkeys. It closely resembles the urban legend "Monkey Dream" that was once rumored, and the person killed in the dream had also died in reality. Fearing the dream where one classmate is killed each night, Tsukino investigates the cause of the "Monkey Dream" alongside a girl who kills the monsters to survive and a classmate who escaped from the monsters. And what is the hopeless truth that Tsukino will uncover…? In addition to "Monkey Dream," this horror omnibus includes the short story "Kunekune."