Second Life Ranker is a fantasy action manhwa that follows Yeon-woo, whose twin brother disappeared five years ago inside a mysterious tower, leaving behind a pocket watch and a diary detailing his experiences; Yeon-woo enters the tower seeking answers and revenge, discovering he can use his brother's abilities alongside his own. As he climbs the tower floors, facing deadly trials and powerful enemies while uncovering the truth behind his brother's fate and the tower's secrets, the narrative explores themes of revenge, brotherhood, and the pursuit of power with intense tower-climbing action and dark fantasy elements. Blending tower climbing, fantasy, action, and revenge elements with dual power premise, the series delivers thrilling ascent action that appeals to fans of tower climbing narratives and revenge stories. Also known as Second Life Ranker manhwa, Ranker Who Lives a Second Time, 두 번 사는 랭커, Yeon-woo, tower climbing, and revenge fantasy.