The flaw in Japanese management Book

Musician Tom Good's older brother died in a car accident when he was a teen. This incident put Good in a depression so severe he was hospitalized. When he was released, Good spent all his energy appearing normal so he wouldn't be hospitalized again. Good's only solace is music. Years later, he has isolated himself with his music as his coping mechanism. When Good finds out his former girlfriend had his son without telling him, he decides he needs to change his life and sets about systematically doing that.