This film tells of a young girl who grew up in a snack bar in the old city but was full of stubbornness and a beautiful and self-proclaimed Bai Fumei school flower. Because of an accident, a completely different life was exchanged. They hate each other, but have to carry each other's body forward. In the contradiction and playfulness from time to time, from tit-for-tat to tacit understanding; in the adventure of exchanging life, understand what it means to help others to achieve themselves! Eve...