On a bridge where the soothing sound of a flowing waterfall fills the air, office worker Hashijou reunites with Murakami Ryouko, the wife of his former baseball team senior who once mentored him at ●○■★. As they reminisce about old memories, their conversation grows warm and heartfelt. But as their talk deepens, Hashijou realizes he has begun to harbor special feelings for Ryouko. These emotions intensify, pushing their relationship beyond mere acquaintances and crossing into the intimate realm of man and woman. Entwined by desire, they share a fierce and passionate encounter. What outcome awaits them? The story leaves readers questioning the boundaries of love and loyalty.