Gary and Leslie head to Japan for the annual gathering of the world's demon hunters, but Gary is in for the surprise of his life when he realizes all his old cohorts have retired - replaced by bright eyed and bushy tailed teenagers.
At a restaurant to celebrate his birthday, Gary thinks his teenage waiter could be the new chosen one. Nobody buys it, but Gary is determined to prove this kid is his replacement so he can finally retire.
After thirty years on the job as a demon hunter, Gary is looking forward to retirement. But when his boss reveals they still haven't found a new chosen one, Gary tries to take matters into his own hands.