Leo meets Karai, who thinks she is the daughter of the evil Shredder. This mysterious encounter takes place in the forest, while Leo tries to avoid his brother, Raphael. While Leo is in the forest, Donatello, Michelangelo, April O' Neil, and Master Splinter try to make a plan to defeat Shredder. Leo is afraid to tell his brothers, especially Raph, that he has a secret crush on Karai. And when she finds out that Shredder is not her real father, something happens to Karai that only Leo can save. Can he save Karai?