Homura Kamishiro, the strongest mage in the world, saved it from the demon king Typhon 5 years ago. Since then, he's known as The Traitor and Fiend Summoner, who sold his soul to inhumane beings. What will happen when he joins New Tokyo Magic Academy's 101st Training Platoon and what mysterious promise he made back in time about its cute leader in cowgirl clothes, Hoshikawa?

Uma Musume Cinderella Gray is a spin-off title of the Uma Musume project by Cygames. It follows Oguri Cap through her time at Kasamatsu Training Center Academy and on her journey of becoming a legendary horse girl. *Note: Includes the one-shot "Uma Musume: Cinderella Gray Gaiden - The mermaid left behind".*

A short story depicting the past of Tamamo Cross and Trainer Komiyama. *Source: Official Account, translated.*