Sparks fly at the annual Ironwood Firefly Festival. Caitlyn decides to take a leap of faith. Zac jumps the gun on his mission to race Harris Bowers. Marcel unveils his signature logo. Curtis is pulled into the seedy world of his brother, Ray. And Uncle Logan is presented with an opportunity.

Zac and Curtis skip school together and watch some high octane drag racing at an abandoned air strip, run by Curtis' brother, Ray. Kiara invites Caitlyn to lunch, which turns into a group outing. A video of Harris Bowers' street takeover is mocked online, leading to an exhilarating street race. Zac asks Logan to train him, just like he taught his brother, Zac's dad, years ago.