|•Another Life..•|KNY AU| spoilerish?(description)

⚠️SPOILERS⚠️
Context: this takes place after the final fight before Sanemi sees his mom. And he, with the others still have some memories of their past life.
Characters:Sanemi Shinazugawa, Akarui Shinazugawa(OC),and Reimcarnated! Shinazugawa siblings.
Akarui is an oc I made that is the sister of Sanemi and Genya and is also the light hashira