Up until the very end, Devero is ready to politely but firmly demur. Then Koumyou says a set of magic words: 'it would be good for you'. He's done more than enough instruction in his time training recruits to know that Koumyou has a point.

His intention to refuse crumbles. "All right," he says with a huffed laugh. "You've convinced me. I'll give it a shot, at least."