Nurarihyon no Mago S01

It's about a boy named Riko Nora who is known as the third commander of the devils and the whole Nora devil family is waiting for Riko to take over the family as the third commander. But Riko now considers himself an ordinary human and in his human state, he is not willing to change his devil state and accept such a responsibility because he considers himself a human, and there are not many people who have been able to see Riko's devil state. But Riko unconsciously turns into his devil state when he or one of his friends is in danger, and his devil state seeks power and wants to finally become the third commander and succeed the second commander.