18+ set in ancient Japan. The gods have tasked Ren and Touya with helping the prince and restoring peace to all the realms

Ren and Touya are half-Kami twin brothers, Ren is more serious than Touya

All open to poly

The demon prince is the most powerful demon in the demon realm, he is small, violent, pretty, pale, has fangs, long white hair, he was blessed by the gods as a baby, his power is strong and uncontrollable, his father has corrupted him and to use as a weapon against the other realms