Hu Xiaohui and Liu Shuxian are a loving couple. Although no one understands why they are together, they don't care and still live a peaceful and simple life.
Liu Si is Hu Xiaohui's archrival.
Liu Shuxian is on a business trip. It was a month later that Hu Xiaohui heard from Hu Xiaohui again.
"Lao Liu, I'm waiting for you to go home."
Intention: Loving you is my instinct