When Ji Yuan arrives in a Cultivation World as a transmigrator, he expects to climb the ranks of power. Instead, the Cultivation Sect assigns him to a humble life as a Fisherman, seemingly trapping him in servitude. But everything changes when a mysterious building upgrade panel materializes before him. With this newfound system, every structure on his land becomes a source of cultivation resources. His Fish Pond evolves to accelerate spirit fish development and breed rare half-spirit variants. The Cave Mansion transforms into a sanctuary with self-healing barriers and concentrated Spiritual Qi that strengthens during night hours. His Chicken Coop produces Spirit Eggs rich in cultivation energy daily, eliminating the need for food. The Pigsty harbors Spirit Dolphins whose flesh becomes medicine, healing wounds and tempering the body. Even his Spirit Field accelerates crop cycles while infusing harvests with wood-attributed Spiritual Qi. As Ji Yuan discovers the boundless potential hidden within his simple farmstead, a path to power emerges from the most unexpected place. What began as a servant's burden transforms into an opportunity to cultivate strength through building mastery, proving that true advancement knows no fixed form.