'Course I am. Bastard toyed with me for months leadin' up to all'a that. Tricked me into trustin' him, then turned that against me.

[As far as Malice is concerned, Lotisse deserves to die. The expression softens after a moment, though.]

You gonna tell me that I shouldn't kill him?

[That's curiosity, not judgmental or confrontational. Humans always have such interesting points of view, so he's curious what Kurapika thinks.]