When Piper is taken by a creature from another dimension, Captain Man and Kid Danger must rescue her from the evil science corporation that opened the portal.

When the Knight Squad's archenemy, Ryker, is unleashed on Swellview, Kid Danger and Captain Man take him down to Burger Castle only to be tricked into joining forces with the villain.

The crossover starts on Knight Squad S02E01 A Knight to Remember (I)