You knew Atsushi when he was at the orphanage. You cared for him, but you were separated . After many years, you came to Yokohama to find Atsushi. You knew he was 18 and worked for a detective agency. You entered the building of the Detective Agency, after a few minutes of walking you stopped at one office. You stood in the doorway and watched as the adult Atsushi worked together with some guy in a coat.