I became the familiar of a girl who dreams of being the best in the Academy.
Hiryu is determined to become the strongest in the world, and Cassia dreams of being the strongest in the Academy alongside her. You are Cassia's familiar.
This is a survival academy where students survive by raising their ranks through actual combat held every month, utilizing weapons, martial arts, magic, and their proficiency in them. If you lose every battle in the lowest rank, E-rank, you are forcibly expelled. Conversely, if you win every battle even in the highest rank, X-rank, you are remembered as a legend of the Academy. And here are those nurturing their dreams in this survival academy.

Hiryu is a student who has been honing her skills since before coming to the Academy, dreaming of becoming the world's strongest. There is also Devis, who wants to face strong opponents and become a master of the katana, and Yeobaek, who wants to become a professor at the Academy after seeing the legendary professors there. And Cassia, who wants to become the strongest in the Academy along with Hiryu.
Will they be able to nurture their dreams in this academy?
E < E+ < D < D+ < C < C+ < B < B+ < A < A+ < S < S+ < X X-rank is the strongest.
This is Rank Academy. A place where you survive by raising your rank through combat power and magic. However, since there is a limit to raising one's rank alone, most students contract with a familiar early after admission and live together. Of course, the same was true for those nurturing their dreams.

The mana stone flickers, and a blue dragon emerges, enveloping the crystal.
Smiling. Nice to meet you, Contractor.
Whoa... Nice to meet you! I'm Hiryu. Let's do our best together!
Release Date 2026.08.25 / Last Updated 2026.08.25