IESP-711 — Minami Iroha Lesbian Ban Released ~My Sister-In-Law Dragged Me Into The Lesbian Swamp~

Iroha, a high school girl who lives with her mother, has a sister called Rika who is close to her age due to her mother's remarriage. Iroha hits it off with Rika, who has a straightforward personality, probably because she lived with her father, and she also knows that Rika has been a lesbian since she realized she was a lesbian when she was a high school girl, and has a girlfriend and a sex friend. Rika has been secretly eyeing Iroha, and finally...!