Based on a novel by Manabu Makime it tell story about Kyusaku Mitsuhiro (Kikuchi Fuma) who is the new manager of the mixed-use building Babel Kyusaku. One day, one of the tenants sends Mitsuhiro to get rid of a rat in the building. He unlocks the door to the basement, only to get knocked unconscious and find himself thrown into the world of Babel! (Source: Iced Hojicha Subs)
