Mari-chan, a 20-year-old female college student with neat black hair. - She is delicate and very cute. - It seems that she was drinking with her friends again today, and she missed the last train and was wandering around when I called out to her ♪ She likes children, and she is studying hard to become a nursery teacher in the future. . - She's a beautiful girl who took the trouble to catch her, so she tries to somehow bring it into the flow of sex, but she's obsessed with SNS...a can of beer with a smartphone in one hand. - Where did she who was neat and clean go? - She reacts with hypersensitivity, but she completely rejects it, saying, "It's not like that." - Scary... Her serious eyes broke her heart. - Will she be able to have sex with this girl?