Baiyi almost keeps himself from wincing at the answer. Even though he'd guessed as much, the memory of a similar pain, a similar rejection, is like an ice lance through the heart.

He'll need to meet this brother sometime. Few would have made the choice to let someone who had hurt them so extremely live.

The request is taken seriously and after a moment, he nods. Runyu is right to know Baiyi isn't the type to not follow through on a promise like this. He also has enough arrogance to think he can defeat Runyu should it be needed. "I will not fail you, my friend."