Loveless Episódio 5 Online

By the mystery of his brother’s death, and the existence of Soubi, Ritsuka was spending a night without sleeping. Then, another sacrifice and fighting machine came to him. They were Kinta and Gin. They showed him an envelope. They said there was what Ritsuka wanted to know inside. What's inside the envelope? Is it truely what Ritsuka wants to know?