Hey... I want to see you with another guy." For her boyfriend with such a twisted fetish, she finds herself being seduced by an unknown man... Her partner is rumored to be a relentless womanizer, the manager of his part-time job place... The intimate caresses from a man she just met were beyond her imagination... The pleasure was overwhelmingly different from the quick and clumsy sex with her boyfriend, and her body gradually became captivated, on the verge of complete surrender! "For my beloved's sake, I'm doing this... but I might not be able to go back...