Su Ruanruan, a high IQ boss with countless skills, in order to save the fate of his brothers, made a self-made system to travel back to the time of the four-year-old little milk group. The eldest brother, the heir of the Su family: upstart in the business world, cold and expensive, ruthless and ruthless. The second brother, Cool racing driver: arrogant and indifferent, he doesn't talk too much. Third brother, genius scientist: wise and knowledgeable, a research machine without emotion. Fourth brother, superstar: unrestrained, top-notch in the entertainment industry. Fifth brother, bear boy Mei: He has a bad temper, but he has a high IQ, but he can do whatever he wants, making trouble for the first place. Suddenly, one day, several big brothers competed to go home and spoil the little milk group. I am the big brother, and all the money I earn is Ruan Ruan Yes. The world's latest high-tech, Ruanrou can play casually. I take Xiaoruan to crush the racing world. Xiaoruan follows me in the entertainment circle. Me? Fifth brother looks tangled