Justin's legs went a little wobbly at the attention to his neck - always a sensitive place - and he was torn between just giving into the moment, and his concern for his best mate. He threaded fingers into the bloke's dark hair to keep his head where it was most wanted.
"Oh, don't worry, it's not a deal-breaker," he said breathily. However, the nagging feeling inside wouldn't go away, and broke through his lust again. "My best mate has the same thing, on his side. He said it appeared after he'd had a nightmare."