Kabaneri of the Iron Fortress (2016)

S1E2 Never-ending Darkness

Ikoma manages to escape and makes his way to the final Hayajiro at Kenkin Station, known as the Kotetsujyo. Meanwhile, Ayame and her group are left to battle the relentless Kabane when a mysterious girl named Mumei suddenly arrives. With astonishing fighting skills, she skillfully carves a route to the Kotetsujyo, helping them in their desperate situation.