Were it anyone else leading him by the hand to this conversation, Koumyou would almost certainly refuse. But, he trusts Devero, and that means trusting his judgement -- and of the two of them, Devero is very much the expert on... this stuff.

This... non-murdery emotions, stuff.

But he's not the least surprised to see the young girl when they eventually enter the hired room, and he nods to her. "Hello, Buttercup."