Invincible Destruction King (voiced by John C. Reilly) lives in a low-precision game console produced in the 1980s. His set identity is a villain, and his daily life is to wreak havoc in the game "Kaishou Ashiu", and then the hero Kuaishou Ashiu (voiced by Jack McBrayer) operated by the player will arrive in time Make tinkering, win medals, and claim it all. As a villain, the King of Destruction is tired of his own life. Seeing that Ah Xiu is surrounded by the halo of the winner, but he is living in boredom day after day, he finally decides to change. He simply thought that as long as he could get a medal, he could get rid of his identity as a villain, so one day after the game hall closed, Destruction King secretly left his game and went to the world of other video games. On the way, Wrecking King met the ruthless captain from "Heroes' Mission" (voiced by Jane Lynch) and the little girl Yunni (voiced by Sarah Silverman) from the candy racing game "Sweet Dash" in the 90s. The latter dreamed of being able to play, but her status did not allow her dream to come true. The game "Kaishou Axiu" to which Destroyer belongs was identified as a system error due to the loss of him. If he is not returned as soon as possible, the game will be permanently deleted; while the game world of "Sweet Dash" is quietly brewing a huge crisis. , a conspiracy that threatens the entire game world. This may be an opportunity for the Invincible Destruction King to realize his dream, but it may also be a road of no return... Can he turn things around and become a real hero