Aoi had been living with her husband and father-in-law, both of whom required care due to accidents. In reality, her father-in-law also had a history of seizures but had been hiding it from the family to avoid worrying them. One day, he caught Aoi performing sexual acts on her husband and felt conflicted. The next day, when her father-in-law had a seizure, his relationship with Aoi took an unexpected turn…
