shen xinwei (played by wu qilong) is a high-iq academic master with a famous campus, and is also a promising young man with a very upright personality. however, he was framed and was burdened with a false charge. in anger, shen xinwei decided to return home, but he did not even know that he had a returnee, but he did not even have the ability to establish a foothold in china. ccc。 nana (played by li xiaoran) and her boyfriend lu kai have been in love for many years. the two have just obtained their certificates abroad. however, they knew that they had become the "third party" without knowing it. lu kai is about to return to china to marry a girl who is a good match arranged by her family. what's worse is that nana found out that she was pregnant with lu kai's child at this time. the strong nana decided to give birth to the child and raise it alone. by chance, she hired shen xinwei as her confinement nanny. in the midst of constant friction and collision, the spark of love emerged between the two.