A thick diary and ten yellowed letters, Grandma Gu has treasured them for 60 years.
Everyone knows that she has a photo that never leaves her body, but no one knows the secret behind the photo.
She left her diary and all her letters to me, and only took that photo with her when she left this world.
Later, I opened the diary and learned about a man named Zhao Yunyan...
Concept: Love is a steady stream