Since when does my body get horny on rainy nights...? The store manager notices that Kana's crotch is so wet that she can't handle her work even though she's on the night shift. And a rainy night a few days later. Kana had an affair with the manager at the hotel after closing the restaurant one hour early. "Everything is bad for rain and night..." From that day on, Kana's huge breasts, a waitress, appear in the night shop. An affair on a rainy night doesn't stop with a downpour...