Sirius no Michi

Yusuke Tatsumura had childhood friends Katsuya and Akiko. Soon, the three of them will be joined by a secret related to the death of Akiko's stepfather. After his death, Yusuke's friends break off contact with him. 25 years later, Yusuke successfully works in an advertising agency. During the mighty struggle for a contract that would help the agency, the man discovers by accident that the project in a strange way, is connected with his past and the secret that he's trying hide so hard.