Onimomogatari

Trama

Amaro is a descendant of the demon of Onigashima, a demon defeated long ago by Momotaro, a boy born from a peach. Despite his lineage, Amaro simply wishes to integrate with his tribe. His life takes an unexpected turn when Sumomo, a descendant of Momotaro, appears. She informs Amaro that she intends to assist him in developing into a formidable demon.