Tired of city life, Tsunoda heads to the spa to relax and surprise Aggretsuko. Unbeknownst to everyone, life at the seemingly idyllic spa is about to turn hair-raising when an oni spirit becomes angry.
Aggretsuko goes head-to-head with the oni spirit that haunts the resort! Meanwhile, Gori, Fenneko, and Haida are still lost in the woods. Can they arrive in time to save the day?
