"If there was no past, you and I would be each other's only ones." In the face of a love that expects perfection, the frozen emotional pain of the past, as the ice lines break, is destined to become a gap that is difficult to heal and difficult to cross. Qi Yulin is an ordinary employee working in an advertising company. A best friend from university returned to this city, contacted Qi Yulin, and introduced Ye Qingrong to him. In the process of Qi Yulin's contact with Ye Qingrong, his desire to pursue emotions slowly recovered, and he tried to fall in love again.