Genius Nikola Tesla preserved records of all his inventions inside crystals known as Tesla Shards. After an inexplicable incident in Norway, Botan Negoro, a descendant of ninjas raised to be the ultimate agent, is recruited on a mission to recover the crystals. Her partner through this is self-proclaimed No. 1 agent, Kuruma. With the fate of the world at stake, the fight for the shards begins. (Source: Funimation)