MagicoMagico.

Magico (Japanese: マジコ, Hepburn: Majiko) is a Japanese manga series written and illustrated by Naoki Iwamoto. It was serialized in Shueisha's Weekly Shōnen Jump from February 2011 to July 2012, with its chapters collected into eight tankōbon volumes. The series follows the story of Shion and Emma to complete the magic ritual "Magico" to seal away the power of Echidna, a dreadful and extremely powerful magic dormant inside Emma's body.