In the television series Power Rangers: Ninja Storm, Kapri is the niece of Lothor and sister of Marah.

She has been known to be more meaner than Marah is, since she is always mean to her.

Kapri and Marah's parents let them stay with Lothor while on his quest for power. She uses Lothor's PAM (Personal Alien Manager) to summon monstrous warriors from across the galaxy.

Kapri and Marah had proved to be masterminds and plotting against Lothor and all the others. But, they were actually plotting against Lothor's generals.

WHen being betrayed by Lothor, Kapri and Marah had turned good and helped the Rangers free the captive students. They eventually became ninja students, whom were watched over by Cam, the former Green Samurai Ranger.

Marah and Kapri had learned that Lothor had returned, so they tricked him into thinking that they were great ninjas and could really help him. While serving him, Marah and Kapri had found where Sensei was tied up and freed him. Marah and Kapri had later returned to free the captured ninja students.

Kapri's powers are teleportation, clothe transformation, energy projection, project ice frost, control her sword while attacking her enemies, and can blow her enemies away with her breath.