The power of seals is often used on tailed beasts, creatures considered demonic by ninjas. So, one who wields such terrifying power should be called the master of specters and demons. Sealing everything, restraining everything, using exceptional talent to create demons. The tailed beasts are split into hundreds of fragments, thus known as the 'many-tailed'. Evil gods are sealed within the body, transforming into immortal beings of destruction. To gain power and pursue freedom, a young man from the Uzumaki clan, inspired by the tailed beasts, begins to shape his own army of hundreds of ghosts.