38-year-old celebrity anchor He Zhiwu (Tong Dawei) dressed up at home, ready to welcome his sexy girlfriend. When he opened the door, a strange mother and son stood outside - 20-year-old unmarried mother Tang Huiru (Michelle Chen) from "Hu Jian" brought her 5-year-old son Tang Jiadong (Lv Yuncong) to the door to recognize their relatives... Faced with the daughter and grandson who came out of nowhere, He Zhiwu, who is at the "age", could not accept it and asked for a paternity test! However, the ending was unexpected...