The Goodbye DiscPoor thing...She couldn't find a compatible donor?But she's still only 16...And it's progressed too fast.Rather than childhood friends, you could say we were stuck with each other than anything.It's happened so abruptly, it just doesn't feel real to me, not even a little.Natsukawa Kokomi, who's been in the same class as me for 4 years of elementary school and 3 years of middle school.I heard that she's had AML since she was young...