In the mysterious Tower akin to an RPG dungeon, Kim Gong-ja lives a mundane existence envying all the star hunters. One day, his wish for more is granted with a legendary skill to copy others’ abilities… at the cost of his own life. Before he can make sense of it, he’s killed by the #1 hunter, the Flame Emperor! But this activates his skill and now he has copied a new one, the ability to travel back in time upon death. How will Gong-ja use these skills to outplay the competition and rise to the top?