It's been a month since Yuusuke broke up with the woman he loved. He has no motivation to do anything and spends his days sighing. His sister-in-law Mirai, watching him in this tragic state, tries to encourage him. "Let me help you forget your ex-girlfriend," she says with a gentle smile as she exposes her own breasts. Yuusuke can't help but swallow hard at the sight of her bountiful, swaying cleavage. Knowing he shouldn't, he still reaches out his hand...
