After Qin Yu is presumed dead by his family, they embark on a quest for vengeance, unaware of his survival. Meanwhile, Qin Yu and Xiao Hei find themselves in an unfamiliar land where they meet a talking cat. This cat entrusts Qin Yu with a book containing profound knowledge, including the enigmatic Stellar Transformation cultivation method. Empowered by this ancient technique, Qin Yu and Xiao Hei venture to the Boundless Ocean to advance their skills. Despite facing numerous challenges along the way, they forge new alliances and achieve remarkable progress in their cultivation journey.