Hatsujô musume: Itohiki seishitagi [発情娘 糸ひき生下着]

Marika and Akira are a couple who have been together for four years. Shun, a friend of Akira's, also has feelings for her. This pop love story depicts a love triangle of love and friendship that transcends gender. "The person you like likes the person you like... you like them, right?"