Katsute Mahou Shoujo to Aku wa Tekitai shiteita. Episode 3

The manga tells the story of Mira, who leads an evil organization trying to take over and destroy everything. Earth is under attack, but a magical girl named Byakuya Mimori stands up to Mira's group. As they face off, something unexpected happens—Mira falls in love with Mimori. (Source: MAL News)