W.I.T.C.H. pursues Nerissa and her Knights on Zamballa. They unknowingly falling in her trap, and lose Kadma and the Heart of Zamballa in the process. Will meets her father's girlfriend, Sarina Sanchez, and thinks she is Nerissa in disguise. Will hires Blunk to spy on Sarina.

Shagon manages to trick Will and makes her believe a lie. Nerissa deprives her Knights of their power to empower the old Guardians. Matt is free from Shagon and gains control. Nerissa traps Yan Lin inside her seal and decides to create an Altermere. K-SHIP decides to organize a battle of the bands.