The Highland and the City-State have signed a peace treaty ending their war, but one night, on the camp of Highland's army of young men called the Unicorn Brigade, a massacre occurred, with only Tao and Jowy as the only survivors. They discover that the one behind this was the Highland prince, Luca Blight, and now, they were branded traitors of their own country... (Source: Manga Updates)

Based on the game and inspired by Norse mythology. Lenneth Valkyrie must find the souls of people who die tragic deaths, shape them into powerful warriors post-mortem, and send them to Valhalla for the final apocalyptic battle between the ?ir and Vanir, Ragnarok.