"Yeah, of course." Will says this like it should be obvious. Marshmallow abruptly turns and ambles off down the hallway, tail switching back and forth and leaving damp splotches on the walls. Gross.

The explanation of the bonds gets a thoughtful, if perplexed sort of nod. Will had heard a little about the process, and he has to admit it appeals to the part of him that desperately wants to hold onto the people he loves. But of course, self-deprecation means that he assumes Shiro's just...telling him about it for fun?

"Oh." He blinks a couple times, not getting it. "Okay. Cool." William, please.