Ushio Seduced by Miharus Sister After Her Memory Loss

Ushio’s life with Miharu turns chaotic after she suffers a fall, losing her memory and reverting to her gloomy past self. As he stays by her hospital bed, Miharu’s sister, Futaba, unexpectedly seduces him. Unable to resist, Ushio succumbs to Futaba’s advances, complicating his already troubled situation.