It may be a ruined city ravaged by zombies, but to Aki and her friends, it's amazing! Having grown up only hearing stories of the old world and the mysterious outbreak that wiped out humanity, she sets off with her childhood friends in search of her missing father. Things quickly become a fight for survival outside the safety of their small village, yet they've never felt more alive.

寂れた地方のカサマツトレセン学園。そこに1人のウマ娘が現れる。 名は、オグリキャップ。 その圧倒的な走りは、あらゆる常識を覆していく。 やがて「怪物」と呼ばれる灰被りの少女が、今、新たな伝説を刻む――。 青春“駆ける”シンデレラストーリー、遂に出走!!