Wuyou, who had weird parents and siblings in his previous life, finally died after finally solving the troubles caused by his family. However, he was forcefully bought and sold by a self-proclaimed good sister system and bound to go to various worlds to be the target person's sister in order to make the target person's life perfect. Wuyou said that she was very tired, and her sister silently turned black. Jin Mi's sister Sui He's sister Seven Fairies' sister Jiangzhu's sister: "Repaying kindness with tears? Jia Baoyu, since you are so short of water, I will curse you to fall into the water when you meet Lin Daiyu. Is it enough to give you a river of water?" Su Jin's sister: "Gentleness and obedience will not work, why don't I go and beat up that Ye Hua first?" Ni Mantian's sister: "This world where everyone loves "her" is too scary. We sisters should focus on cultivating immortals for ten thousand years, striving to be able to punch demon gods, step on the five immortals, lead Penglai to surpass Changliu and upgrade to the best sect in the world, and reach the pinnacle of immortality!"