Su-jin's still young enough as a monster to instinctively judge based on appearance. Vena may be a remarkable beauty, but he's petite. It's hard for Su-jin to imagine that Vena could handle him when he's lost his senses, when he's nothing more than a hungry monster. It's hard to imagine a lot of what he's experienced in the last century. And yet...

He swallows hard, turning his head to peer away from the incubus. "I have never," he explains in a much more hushed tone.