Intro

After fleeing Ente Isla, Sadao Mao settles into life as a normal human. Young Rin and Yukio have lived their lives in Gehenna and due to the war, are sent to Assiah to live with their father. In Assiah, the twins try to adjust to living human lives with their father as more demons show up, from their brothers to their own mother.

A Blue exorcist and The devil is a part timer Crossover

Credit for Idea belongs to @NicoleMSantiago

New cover by @Obsidianix