Bull listens and takes it all in. It is a lot. It's one heck of a story, but given what he's seen with the Inquisitor and everything. When it is all over he nods slightly.

"How do you feel about that? Having been the instrument used to kill someone you cared for?" He knows how he feels about it, having had to kill his former teacher. But lovers would be something different.

He reaches out to place a hand on Des' shoulder. He is honoured that the guy trusts him enough to tell him this.