左小欣作为一名建筑师，一直都十分渴望拥有孩子，没有男人的生活，在机缘巧合之下遇到了具有人气的主持人查义，也生下了非婚生子左松松。为科学抚养孩子周岁时，罗小新通知了茶艺，在这时茶艺也明白自己成为了朋友口中的笑柄-中国“种马”，查义为此感到十分不满并设计报复，但左小欣也不是吃素长大的，两人一直在斗智斗勇，在这个过程之中，二人也逐渐产生了情愫，但如何收场还不得而知，孩子最终归谁？

The film talks about the topic of feminism and the game between men and women. The film unfolds a comedy tradition that is not limited to love. The model continues various typical phenomena of Chinese families, and also staged the possibility of young people's various choices in marriage and love. It also interprets, "Love must be unique, sex must be Can be free" new concept of love

As an architect, Zuo Xiaoxin has always been very eager to have children, life without a man, met by chance The popular host Cha Yi also gave birth to an illegitimate son Zuo Songsong. When raising the child scientifically, Luo Xiaoxin notified Chayi when he was one year old. At this time, Chayi also realized that he had become the laughing stock of his friends - a Chinese "stallion". Cha Yi felt very dissatisfied with this and planned revenge, but Zuo Xiaoxin was not a vegetarian. The older one, the two have been fighting wits and courage. During this process, the two have gradually developed feelings for each other, but it is still unknown how it will end. Who will the child end up with?