A parallel story to Until We Meet Again (2019). Tells the story of how Win and Team get to know one another through the swim club, and eventually develop a relationship. They grow their relationship as Win helps Team deal with his childhood trauma, and Team helps Win feel wanted.

12\\\\\\\\\\\\\\\\%是我们爱的人会爱我们的概率。~~改编自小说《12\\\\\\\\\\\\\\\\%》到后日
　　12\\\\\\\\\\\\\\\\% is the probability that the person we love will love us.