Movies and animations

Little Witch Academia is a Japanese animation series, which was issed in 2017.

The story takes place at Luna Nova Magical Academy, a prestigious school for young girls training to become witches. A girl named Atsuko "Akko" Kagari enrolls at Luna Nova Magical Academy to become a witch, but struggles due to her non-magical background.

In the closing credits of each episode, you can see an impossible triangle.