Surgeon Yin Shuo picked up a young man and a dog on his way home. Shuo took the young man home and was deeply attracted to the young man during the contact. However, during the constant friendship, Shuo discovered that there were many mysteries in the young man. Even so, he still made a promise to the boy, "No matter what happens, I will always be by your side..."
The young man who ran away from home was touched by Shuo's tenderness, and he gradually opened his heart to Shuo. The young man's name was Yao Ying...