A group of young MMA fighters begin training for the new season, and Aiden prepares for his debut.
Team Underground coach Steve might bitten off more than he can chew with 10 of his fighters, including his son, set for the cage on one night.
Chloe prepares for her cage return after surgery, but Steve fears she is slacking, while Thomas gets a glimpse of the future.
The pressure is on at the end of Team Underground's season as coach Steve tries to show that he has got what it takes.