Tadashikunai Renai no Susume

Ichihara Tatsujou, a 21 year old virgin, begins dating Asahina Riko, a beautiful woman who is inexplicably interested in him.<br><br>After the two begin dating, however, she reveals that she's only interested in virgins; as soon as the two have sex, she will dump him.<br><br>Unwilling to give up on his first ever girlfriend, Tatsujou makes it his mission to convince Riko that there's more to love than a short fling ending after sex.<br>At the same time, Riko concludes that she will seduce Tatsujou by any means necessary, and then immediately break up with him.