Sousuke had worked hard to be less rash and more responsible. But, when he was convinced that Kaname was in danger, the time for restraint ended. Who was the man in her room? What did he intend for her? There was no time to waste!

After Kaname and Sousuke helped save the TDD1 from Gauron, Sousuke was reassigned. Years later, going to Tokyo University, Kaname ran into a familiar face.