Seven-year-old Lin Xiaoyu has a secret: she can speak, but chooses not to. Ever since her father left, she had locked her voice in her heart, until that strange uncle showed up in her mother's flower shop.
He is always dressed in black and has strange calluses on his fingers, but he can bring withered flowers back to life. The way he looked at his mother was like stars falling into the sea; the way he looked at Xiao Yu was like looking for something lost.
"Uncle, are you here to be our new father?" When Xiaoyu suddenly spoke, everyone was shocked. But what was even more surprising was the pain and hope that flashed in his uncle's eyes.
As the rainy season approaches, the roof of the flower shop begins to leak, and debt collectors come frequently, but my uncle always appears when he is needed most. Xiaoyu discovered that his uncle would say strange codes on the phone, disappear late at night and come back injured, and would suddenly become nervous when he saw certain license plates.
It wasn't until that rainy night, when the danger really came and his uncle showed incredible skills, that Xiao Yu understood: This uncle who can do magic, repair roofs, and make his mother laugh, hides a secret that can change the fate of all of them. And this secret may be hidden in the never-before-seen photo album beside her bed...