Dong Ke, who is introverted, has a strong sex drive, but often can only rely on fantasies for satisfaction. He yearns for instant indulgence and has been waiting for a casual encounter to happen.
On the other hand, Shen Xia has had many romantic experiences. Those failed loves once made her heartbroken. Now, she no longer believes in love and seeks temporary relief from distress by sleeping with different men, using physical pleasure to mask her lonely heart.