The Top of the World Starts with One Piece

His sister Yang Rou was forced to jump off a building by a wealthy second generation. When Yang Fan found out, she and her entire family perished together. She was then selected by the system. He wanted to use the power of the system to resurrect his sister, but he learned that his sister was also selected by another system and could not be resurrected. From then on, in order to reunite with his sister again, Yang Fan worked hard to complete the tasks issued by the system!