Don and the 113 team respond to emergencies at a waterpark and a sorority house. The crew puts Blue's skills and knowledge to the test as he trains for his firefighter exam. Blythe digs into Blue's past.

As Don, Blue and Ryan take extreme measures to prevent a distillery explosion, the 9-1-1 call center is disrupted by budget cuts and hackers. Blythe faces an emergency of her own.