One day Kazuto runs into a girl who looks just like Valkyrie. Ever since that day Kazuto hasn’t been himself, mesmerized by the mysterious beauty of this girl who calls herself “Valkyrie Ghost”. Akina and Hydra notice that Kazuto has been acting a little strange and decide to follow him. When Akina and Hydra turn a corner, following Kazuto, they saw Valkyrie Ghost standing there, leaning against Kazuto’s body.
