My sisters drove me away, and now they are crying and begging for my forgiveness?

Lin An is in the late stage of brain cancer, with less than three months left. But bad news comes one after another. The long-lost real brother of the Lin family is found, while Lin An is ruthlessly abandoned by his sisters. Lin An realizes that he is just a substitute for the young master of the Lin family. He returns to his real family. His mother, sister, and younger sister make him feel the warmth and care he has never felt before. It turns out that this is the real family love! Seeing the hard life of the family, seeing the family's longing for him, and seeing the family's suffering in order to find him. After being reborn in a parallel world, Lin An is determined to make up for his real family in the few days left. ...