Maison and the Man-Eating Apartment centers on a young, cash-strapped protagonist who moves into a suspiciously cheap and spacious apartment complex called Maison Akiyoshi. The building’s kindly but eccentric landlady, Mezon, offers below-market rent with few questions asked, which seems like a miracle until the new tenant discovers the building’s horrifying secret: the apartment itself is a living, sentient organism that periodically consumes its residents. The walls ripple, floors turn to maws, and rooms rearrange themselves to trap and digest anyone who breaks the unwritten rules of cohabitation. The protagonist must navigate daily life alongside a handful of other surviving tenants, each with their own coping strategies—ranging from obsessive rule-keeping to attempting to communicate with the building. The central conflict revolves around learning the apartment’s feeding patterns, uncovering why Mezon became its caretaker, and searching for a way to either escape or tame the entity. Key narrative arcs include a flashback to the building’s construction on an ancient burial ground, a tense arc where a new resident tries to weaponize the apartment against rivals, and a culminating season where the building begins to starve due to a declining population, forcing Mezon and the protagonist to make desperate choices about who—or what—gets fed next. The tone balances everyday slice-of-life comedy with body horror and psychological dread, as the characters form fragile alliances while knowing that any misstep could make them the next meal.