[While the subject remains on Hiyori, Yato finds himself unable - or unwilling - to drink. Like all his focus is on her. He does stare at the liquid, though, thoughtfully.]

Something bad, yeah, but different. I don't know all the details since she's from a time after me, but-- if she has gaps in her memories then that means I must have cut our ties. And the only reason I would do that is if... her life was in danger. Not just in danger, but...

[He doesn't have to say it, right? Vash understands, hopefully? That only if Hiyori came close to flat out dying would he give up their relationship.]