Taboo

In a world where cultivation is the path to purity and power, Kael, a low-ranking sect disciple who was always underestimated, finds himself on the brink of death after being brutally betrayed by his own sect. As his soul wavers, a mysterious system awakens in his mind: [Sin Cultivation System Activated]. This forbidden system offers Kael the power of the seven deadly sins—taboo energy that even demons fear. To activate and strengthen each sin, Kael must forge deep bonds with powerful women, where each woman represents the essence of a single sin, transforming him from a victim into the hunter. As Kael gathers this forbidden power, takes revenge on his betrayers, and builds his strength, he inevitably draws the attention of the Orthodox Immortals, the guardians of purity who view his cultivation as the most heinous heresy. Kael must navigate a world that sees him as an existential threat, mastering the powers of his sins—from Lust which enhances vital energy, Wrath which boosts combat prowess, to Greed which multiplies resources and Envy which mimics an opponent's techniques—all while building an unconventional circle of allies from the powerful women bound to him. However, Kael's path carries a terrifying destiny. Ancient legends foretell that if all seven sins are united within a single vessel, they will awaken the Sovereign of Sin, a primordial being capable of devouring the energy of gods and collapsing the universe. Kael soon realizes that he may be the destined vessel for this ancient entity, and every step toward mastering his sins brings him closer to the Sovereign's awakening.