The actor playing Yu Fei in the show《The Ex-Files 4: Marriage Plan》is‘Yu Fei’- Zheng Kai

The story of Yu Fei and Ding Dian is an exploration of reality and disguise.The two started dating with the purpose of getting married. In order to verify whether they were suitable for marriage, they decided to try a "marriage cooling-off period".This decision gives them the opportunity to understand each other more deeply, while also exposing their respective inner natures.

At first, they both tried to put their best foot forward for each other.Yu Fei showed his mature and steady side, while Ding Dian showed her gentle and considerate side.They all tried their best to maintain this beautiful appearance, hoping to leave a deep impression on each other.However, this pretense cannot last forever.

Over time, their true selves begin to emerge.Yu Fei sometimes seems a little stubborn and picky, while Ding Dian sometimes seems a little willful and short-tempered.They had hidden these qualities in their previous relationships, but now, they have chosen to let themselves go.

This letting go was a turning point in their relationship.They began to treat each other more truly and stopped pretending.While this sometimes causes some friction, it also makes them more aware of each other's strengths and weaknesses.In the process, they become more certain whether the other person is the one they can spend their whole life with.