yuna, on the brink of happiness with her wedding approaching, visits a bridal spa with her fiancé to become even more beautiful. however, she is tricked by a corrupt esthetician into inhaling and being sprayed with a mist laced with aphrodisiac, becoming overwhelmed with pleasure. feeling guilt and shame right before her wedding, she experiences multiple orgasms, arching her back and losing control of her bladder. the complete fall of the bride-to-be's eroticism.