Surprisingly, It's Where Our First Love Began

Surprisingly, It's Where Our First Love Began Plot:

Lin Xiaoman returns to her hometown for a job transfer and is in charge of renovating an old factory. During the process, she accidentally digs up a "time capsule" she buried with her first love Gu Ze in high school—inside is a note from Gu Ze saying "Wait for me to marry you." But Gu Ze suddenly disappeared without a trace back then. Just as Xiaoman is ready to let go of the past, the investor of the project appears—it's Gu Ze, who has been missing for ten years. And the reason for his return hides the secret of his departure back then...