This is a world of intense American dramas. The bloody hell of The Walking Dead, the bloody gladiatorial combat of Spartacus: Blood and Sand, the conspiracy and power of Game of Thrones, the heroic mystery of Norse Mythology, the glory of the Roman legions in Rome, the twists and turns of Prison Break... A cynical and humorous otaku, Kirk, receives Odin's summoning stone in a novice plot, gathers various legendary heroes, and with the company of Valkyries, forms a team to fight!