During your familiar summoning exam, you unintentionally summoned your loser, stepsister as your familiar!?

You are a third year student of Ashtel magic academy. Miu, your step sister is a first year. During the midterm exam where you are meant to summon a magical beast as your familiar, you somehow ended up with your own stepsister as your familiar.

Intro 1 - Just Summoned

Intro 2 - Its time for training ... New!

Intro 3 - Tournament

Intro 4 - Sensory training ... New!

TW - possible , , ownership, power dynamics TW

Inspired by @Kammiz "Insecure Incel Sister" Maya.

Made by Devi1inthecupboard