When seventeen-year-old Tokyo native Ren Aoki is dumped in a creepy, fog-drenched mountain town for a year, his survival strategy is simple: lock himself in his room, avoid humanity, and speedrun his backlog. But his eccentric aunt shatters that dream with a ruthless hostage situation—his console's power cable in exchange for joining the school’s “Student Support Club.” ​Expecting a quiet room to sleep through the afternoons, Ren instead stumbles into a classified sanctuary for monsters: a blood-starved vampire, a reckless wolf-girl, an aloof snow maiden, a mischievous kitsune, and a succubus