IT analyst Boyd Sharpe is among the aspiring MMA fighters introduced in the opener of this series, which follows office workers as they spend a year training for a pro fight.
The 60 selected "cubes" return for Round 2 tryouts, where training intensity is ramped up.
The final group of 30 cubes start their training and begin to bond despite one quitting the program.
Eight weeks into the program, the 25 cubes are put through a trial weight cut.
Cube Morteza prepares for his first professional fight.
The cubes get an ultimatum regarding their slow progress as the program's halfway point nears.
Thirteen cubes remain at the eight-month mark. Boyd continues to train despite constant pain, while Jock's outlook is changed by the arrival of his first child.
The cubes visit Renzo Gracie Academy in New York City.
Boyd gets some bad news about his upcoming opponent. Then, Rick faces a grueling weight cut after getting his hip medically cleared.
The remaining three fighters cut weight as their fights loom.
Season 1 concludes as Rick looks back on the year and what it has meant to him. Then, he and Boyd take their turns in the cage.