A middle-aged woman A-Mian whose husband and daughter are always away from home has been living alone for years. After finding out about her husband's affair, she starts to search for a new focus in life. She comes to a ping-pong club in a basement to meet her school old pal who looks much younger than her, and surprisingly sees all the Moms are full of laugh and unbelievable energy. An unlucky accident changes A-Mian body dramatically. She might hence find a way to make her daughter stay with her forever. This time she is determined to find the perpetual happiness.