First Love.

Arisa Ueto has a mild intellectual disability and autism. She hides her disabilities, but it's difficult for her to have relationships with others. She often makes mistakes at work and gets fired because of it. She has an inferiority complex and she will try to please guys intimately who seem interested in her. Arisa Ueto is unable to ordinary, but she admires those that are. She meets part-time worker Ryuji Okamura at her new place of work. She falls in love with. Due to his tenderness, she slowly changes.