Finding Meridian (W.I.T.C.H. #3) by Elizabeth Lenhard

Condition: great. Slightly warped

Even though the five girls are dedicated to using their powers to find their friend Elyon, there is tension in the group. Trying to solve Elyon's disappearance is making everyone a bit on edge. But this is no time for disagreements. The friends need to concentrate on locating the right portal to the city of Meridian in Metamoor. Finding Meridian is the first step in solving this mystery - but it carries a dangerous fate for one of the powerful five.