Disappointed at Caleb, because of his decision to stay on Meridian, Cornelia flirts with Taranee's older brother, Peter, but just as Caleb sees them together, a distress is heard from Meridian, the Knights of Vengeance have captured Drake, Aldarn, and Julian.
After W.I.T.C.H. arrives to Meridian, Caleb and Blunk are captured. Meanwhile, Nerissa punishes the Knights of Vengeance with quintessence for acting without her permission. Without Blunk to track the Knights of Vengeance, the guardians are lost until Will detects Nerissa's quintessence blast. In the end, Cornelia decides to break up with Peter and return to Caleb.
- Irma's ability to change the color of anyone's clothing is shown.
- Cornelia also controls her power to grow taller at will.