The Strongest Tank's Labyrinth Raids

Rud never raids dangerous labyrinths with the Hero’s Party for fame or riches. His only goal is to save his sick sister, whose life depends on a miracle. According to legend, a powerful treasure hidden deep within the labyrinths can grant any wish, and Rud risks everything to find it.
However, before he can reach this legendary treasure, the arrogant Hero betrays him and expels him from the party. Abandoned and left with no future, Rud has no choice but to return to his hometown.
On his journey back, Rud saves the life of a mysterious young girl. This encounter changes everything when she reveals the truth about Rud’s hidden ability — he possesses the highest defense stat in history, a power so rare that even heroes cannot match it.
With overwhelming defensive strength and an unbreakable will, Rud’s true journey begins. Can he use his incredible power to protect those he loves and finally cure his sister? The ultimate fantasy adventure starts now.