15 no Yoru is an irregularly serialized anthology manga that deals with societal issues such as neglect of children and the elderly, drug addiction, school bullying, extreme reclusiveness, HIV/AIDS 1.**The Cry of a Nameless Boy**, deals with neglect of children 2.**DIFFUSE**, deals with addiction 3.**You who are being bullied**, deals with school bullying 4.**REBIRTH**, sequel to DIFFUSE 5.**Cocoon**, deals with social withdrawal 6.**AIDS**, deals with HIV related issues

Devil Zero, who was looking for a soul in the middle of the contract, reached Hitomi, a high school girl. I wanted to get my soul by listening to my last wish, but for some reason he became Hitomi's "servant" .

Tonohara is party of the military police squad in Hiroshima. She is a bit clumsy, but her skills are top notch and have been recognized by her superiors letting her move up in rank very quickly. But with the addition of Tiara Seitaro, who has gotten his high rank in record breaking time, her life has turned upside down. Seitaro is about to turn the Military Police up on its head and shake things up.