Chapter X - A few things before you read

The second half of Spiritual Kinship.

In this part, Syouji becomes slightly Overpowered. But not totally Overpowered. He's just gonna be stronger, after the Reiryoku high.

Syouji, Shidou's twin brother- has been living with the Itsuka family together after being abandoned by their birth mother.

Together with his brother, he has to find a way to stop the First Spirit along with Shinji.