The whole story is mostly unfolded from the perspective of Ye Zi
As An Qinru's good friend, Ye Zi often accidentally saw the secret ambiguity between Jiang Mingyu and An Qinru. It wasn't until the fireworks during the Spring Festival that he saw An Qinru and Jiang Mingyu holding hands, kissing and eating the same candied haws leaves at the night market that he realized...
Purpose: Protect the environment and be a civilized citizen