Kanojotachi

On her first date with her boyfriend, Hasegawa, Misono, a second-year high school student, meets Ruiko, who has the looks of a handsome young man. Hasegawa takes her to a fashion show, where Ruiko is on stage as a model. She is a friend of her brother's, and is a lesbian who is dating a woman named Susan. Misono becomes interested in Ruiko, and Ruiko is drawn to Misono's purity, but... (Source: Beagelee, translated)