so i suppose this has the same twist as "mahouka koukou no rettousei", where the MC is a powerful being but hide/seal his power, and that has something to do with the MC's little sister.
so... this was promising at the start but i can see myself getting annoyed af soon because of these 3 girls competing and him unable to properly stand his ground and send them off or make decision between them, but let's see how in the 10 ch the story progress ...