Well, the meaning of the emphasis on that word isn't lost on Haein, and he raises an eyebrow at this share of information. Okay, cool. So now he knows more about two people's sex lives than he would have cared to.

"Spare me the details." He can't be too sure, so just covering the bases before anything more gets said. This is a guy wearing tights, saving the world from aliens, and letting a total stranger know about his intimate business. The last thing he wants to hear is specifics.