In rural Japan, the Katakuri family opens a guesthouse in the scenic countryside, hopeful for a fresh start after each experiencing failures in city life. They discover their plans unravel when their first guest unexpectedly dies during his stay, leaving them to clean up the mess to protect their business's reputation and prevent bad publicity. Desperate to keep their secret, they bury the body in the woods, unsure of what repercussions may follow. Despite these efforts, more guests arrive, with each visit ending in bizarre and tragic deaths.

Their idyllic dream rapidly devolves into a darkly comedic nightmare as the family struggles to manage an influx of troublesome patrons and maintain appearances. Amidst their growing panic, tensions rise and familial bonds are tested. With every new mishap, the Katakuris delve deeper into chaos, balancing on the edge of absurdity and desperation. Throughout, they confront not just their mounting dilemmas but also their individual flaws and strengths, requiring them to stick together through their increasingly surreal and unsettling predicament.