Masaki Yotsuya has finally accomplished his goal of being the assistant of the famous designer Yasuyo Kanda! What he doesn't know is that Kanda-san is also an infamous womanizer who's managed to bed every female assistant he's ever gotten within no more than an hour! And that Kanda-san refuses to acknowledge Yotsuha as his assistant! But Yotsuya refuses to give up without a fight!