Synopsis：A boy named Yamada is hospitalized with severely cracked hands. As if that weren't bad enough, Yamada suffers from a strange condition that causes severe testicular pain if he doesn't ejaculate every three hours. Unable to masturbate, the hospital assigns a moody nurse named Tachibana to relieve his discomfort whenever necessary. Despite her demeanor, Tachibana remains committed to her role as a caregiver until her patient is satisfied.