Maou no Musume wa Yasashisugiru!!

Demon King Ahriman has a daughter named Dou, who is far too kind. She loves everyone, even humans, and spreads love, which stops Ahriman from doing any damage to humans. Dou loves to make friends and help others. Ahriman supports her actions instead of stopping her. With the help of a stick teacher, Jahy, who tries to change her gentle nature into a little cruel demon.