Fang Lu and his wife are a pair of modern concept of a strong regular wife, is Tinker. Their belief is not to have children, for which they summed up a long list of reasons not to have children. So society, family pressure swarmed, but no one's words can help their faith. The story begins when two people who don't want children are forced into two children overnight and are their least favorite children. According to Fang Lu's wish, he could not bear to throw the child down from the upstairs ...