The story delves into the life of Kim Seon-woo, who got pulled into a famous novel and decided to live a quiet life as a side character.

One day, the protagonist of said novel died…

“…Do you expect me to believe this?”

He ends up regressing back in time – back to his first day within the novel.

The EX rank cleared the final chapter of the national failed game and became an unnamed supporting character inside the game. Substandard and unmeasurable, the EX rank plays a supporting role with an unknown rank.