W.I.T.C.H. Salamander heart.

"Will has a new neighbor, Danny. All the girls at school dreamed of meeting this handsome and mysterious guy, but only Will managed to make friends with him. And suddenly he disappeared, and the Heart of Kandrakar with him. The guards must by all means began to return the talisman, because without it their magical power is much weaker.Following the kidnapper, they are transferred to a strange world where amazing energy-eating salamanders soar in the sky.Soon the girls find out that Danny is not quite a person.Who is he really, and why does he need a heart?.."