A dark, gripping tower climbing epic centered on one man's relentless pursuit of revenge, survival, and absolute power. After discovering the tragic, hidden fate of his twin brother, Yeonwoo enters the mysterious and deadly Obelisk Tower, where Rankers battle against monsters and each other to ascend. Armed with nothing but his brother's hidden diary and a soul consumed by a burning desire for vengeance, he takes on a new identity and begins his arduous climb. Facing gruesome monsters, powerful rivals, and labyrinthine conspiracies that stretch to the top of the tower, he must grow stronger with every bloody step to uncover the truth and exact his own form of brutal justice in a world where the weak are nothing but prey.

Keywords: Second Life Ranker manhwa, tower climbing fantasy, revenge story, overpowered protagonist, Obelisk Tower, dark fantasy.

Meta Description: Second Life Ranker is a dark fantasy manhwa about a man who enters a deadly tower to avenge his brother, using a secret diary to rise through the ranks and uncover the truth.

Alternate Titles: Second Life Ranker / Ranker Who Lives a Second Time / 두 번 사는 랭커