Xu Jin's parents' pressure to get married and the pressure from work once made her breathless.
Xu Jin and Duan Yan had a secret love for each other in high school. It was hidden in basketball, orange candies and unspoken words.
And the secret love in high school was reciprocated when they reunited many years ago
The keychain unlocks the code of time. The love that goes in both directions finally blooms in the years.
Purpose: Life is full of encounters