Popular actor Li Mu Sheng and wealthy daughter Ji Yuqing have been secretly married for three years, but they live under the same roof "pretending to be strangers" in a couples observation variety show. As the 24-hour live broadcast footage penetrates the details of life - he subconsciously blocked her chopsticks because she was afraid of spicy food, she whispered his nickname in her sleep, and he hid her hair tie in his closet - this "most familiar stranger" performance gradually got out of control. Until the final night of the show, Li Mu Sheng took off the ring in front of tens of millions of live viewers: "Honey, let's go home."
