Sachiya, a hardworking salaryman, lives in an apartment complex where most of the residents are married women whose husbands are away on business. As the only man around, he often finds himself helping out with things the women can't do alone, and in return, they show their gratitude through home-cooked meals and small favors. However, Sachiya has a rather unusual problem—he has an exceptionally high libido that requires frequent release. One day, his secret is discovered by his neighbor, Nonoka. From that moment on, the lonely housewives around him begin to take an interest in him in unexpected ways…