[He picks at the toughened skin of a callous of his palm, thinking of the gun that left it there over the years.]

Your old man offered me a better paycheck and protection than what I had before. It was just Ene and me taking jobs when they cropped up. It was more convenient.

[Plus, Gendo's agent had brought up Momo. Nobody else had ever been able to trace Shintaro that well. He couldn't say no, since Gendo's offer to protect his sister was another way of saying they could harm her whenever they want.]