Uma Musume: Ch'en Hai Is Slacking Off

(The entire novel is free and won't be paywalled! Major changes to the source material! Don't be fooled by the title, this is MyGO fanfiction with sex scenes! Updates are irregular!) Hienteraya was really just an innocent girl who loved daydreaming. But being born in Kazimierz meant her life was destined to go wrong. Yet after she died, she actually met the Three Goddesses of another world and was reincarnated as an Uma Musume! ... Hienteraya's Uma Musume journey, serialized in style! ... Wait, you ask where Hienteraya is? Hienteraya is slacking off!