"Strict old man" and "my sister-in-law Ryoko"... When my brother is hospitalized due to a motorcycle accident, the three of us are forced into temporary cohabitation. During this time, I witness an unbelievable scene. I'd previously felt uneasy about the unnatural closeness between my father and Ryoko—whether during meals or while watching TV—but last night's incident turned that unease into certainty. The respect I once held for my father's authority now transforms into hatred, while my longing for Ryoko intensifies, gradually twisting into jealousy...