The Rescue Riders returns to the Sunken City to stop Magnus from finding the Alpha Crystals with the help of the Bubblegill Dragons Bubbly (Max Mittelman) and Bobbly (Griffin Burns).

On his search on finding a gift for Chief Daggard's birthday, Cutter finds himself with a personal bodyguard Chaperange Dragon Talon (Talon Warburton) after saving his life from danger.

When Gludge accidently swallows a Boomback dragon egg, Leyla and Aggro must save before it's too late.