Series by 山崎紗也夏

Aiko Kuon is 23 and works for an undertaker. At the funeral of a boy she once loved, she meets his brother Kiyomi and a young boy named Ren. Ren has no other relatives nearby. Aiko confronts Kiyomi and asks him to take responsibility for the child. Kiyomi responds with an outrageous condition that pulls Aiko into his life.

Shio runs the aroma salon Green. She also manages Stripe Sheep, a service that sends men to stay beside women who cannot sleep alone. Four men support the work around her. Shio herself is also someone who struggles to sleep. The job brings together women seeking comfort at night and the attendants sent to them.