Rino's mother's younger sister Mirai suddenly came to Rino's house. - she was a lesbian. - Apparently, he broke up with his girlfriend, who was living with him, and moved out of the house. - Bewildered by Mirai's sudden kiss, she feels awkward and begins to avoid her. - Rino's parents divorced because of her father's affair, and she has lived with her mother all her life. - My mother has always been on my lesbian sister's side. - Eventually, Rino...