Road to Ninja: Naruto the Movie

Sixteen years ago, a mysterious masked ninja unleashes a powerful creature known as the Nine-Tailed Demon Fox on the Hidden Leaf Village Konoha, killing many people. In response, the Fourth Hokage Minato Namikaze and his wife Kushina Uzumaki, the Demon Fox's living prison or Jinchūriki, manage to seal the creature inside their newborn son Naruto Uzumaki. With the Tailed Beast sealed, things continued as normal.