Tan and Fang, two students deeply in love, navigate the challenges of their first relationship amidst the vibrant chaos of their university life. Their joy is shattered when Fang, once vibrant and full of life, starts withdrawing into himself. Tan, desperate to help, discovers a strange ability - he can see glimpses of a person's past, one event at a time, like fragmented memories. Driven by love and worry, Tan uses this power on Fang, hoping to understand his sudden change. However, the glimpses he receives reveal a truth far more heartbreaking than he could have imagined, shattering his perception of Fang and their once blissful relationship.