A high pitched sound fills Barry's ears, one that astonishes him with its mournfulness, all the moreso when he realizes it's coming from him. Between the moon, the woods, and Derek, Barry wants so much at once, it's completely overwhelming.

"I don't know what I want," he confesses, shifting closer to be by the thrum of Derek's heart. That hum has been Derek's anchor for so long, maybe it could be Barry's too. "I feel like I'm crawling out of my skin, god, is it like this every freaking month for you?"