Mash Burnedead to mahó no kagami (S01E12)

Mash overcomes Abel. Other than Lemon, Mash and the others are overjoyed after the other students are released from being transformed into puppets. Meanwhile, Rayne confronts a member of Innocent Zero who disguised himself as Lance. But he is left behind, and the Innocent Zero agent escapes to go after Abel, who is no longer of use. A new threat creeps up upon Mash and his friends...! (Crunchyroll)