Chase had been at the party for awhile. He couldn't say that he was altogether comfortable being here, but had resigned himself to his lot in life. He enjoyed sex as well as the next guy, but this collar was slightly ridiculous, even by House's standards. Chase was used to living in an environment of pranks and ridiculousness, so this shouldn't jar him that much.

But....

Chase stepped up beside Hermione at the bonfire, glancing over at her. "Pretty isn't it?" He asked, giving the girl a small smile.