Rebirth 91, this time I want to be a doctor

Introduction: Liu Xiaochuan rescued people from the water, and unexpectedly resurrected after drowning. He returned to his high school days and made his first pot of gold by relying on stock subscription certificates.He knows that he has no business talent, he just wants to speculate in stocks, buy houses, make a fortune quietly, do good deeds in a low-key manner, realize his dream of studying medicine in his previous life, and achieve a life without regrets!