The Demon Girl Next Door Vol. 3

Ever since awakening to her demon powers, Shadow Mistress Yuko (a.k.a. Shamiko) has been fighting to free her dark clan from the curses placed on them by magical girls. But somehow, she wound up becoming allies with the magical girl who is supposed to be her rival, and now they're working together to track down a magical girl who disappeared from the town. A new demon invades the neighborhood in Volume 3!