Saki kept by a potion mastermind, was used on her many times to test the effectiveness of aphrodisiacs and became addicted to them. Saki's body gets wet easily, and she has convulsions, squirts, and drools during sex, becoming a completely erotic body. Her body is so turned on that she is made to cum by a relentless devil's dick every day, and she goes on high trips over and over again. The obedient maid Saki's Saki has become one that cannot live without aphrodisiacs.