Mandy decides to fulfill a lifelong dream, skydiving, sending her worry-wart mother into a rapidly spiraling meltdown. Meanwhile, Miles finally takes a break from his workaholic life to hit the town with some new buddies: rockabilly dudes he met (where else?) at the Lingnan. Now Amy’s fretting about him, too. Is her only daughter about to leap to her certain death? And will Miles come home with a tattoo?