The devil's bride

Ash Lynx already went through a very shitty time. Now he was about to lose his best friend too. His big bro. He let him leave. Back to Japan. Back to the safety, but would Ash leave it by that? (PS THIS IS A OWN MADE TWIST TO THE ENDING OF BANANA FISH. SINCE I LOVE THIS ENDING / STORY BETTER ) (Sorry for bad grammar...