Nombre original: 姉ちゃんの恋人
Fecha de estreno: 27 de octubre de 2020
Serie
Tiempo promedio: 46 minutos
Géneros: Drama, Comedia
Sinopsis: 27 year old Adachi Momoko lost both her parents in an accident when she was in third year high school. She then gave up going to college and has been working at a home centre for the past nine years while supporting her three younger brothers who are now 20, 17, and 14 year old respectively.