Du Xiaohua, one of the prototypes of the movie "Dear", posted on social media that he had found suspected clues about his son Du Houqi (young name "Xiaomi Qi"), who had been missing for 12 years. The last father of the prototype of "Darling" investigates new clues to find his son.
In the year after Xiaomi Qi's disappearance, Du XiaohUA traveled around to find "XIAomi Qi", unable to continue to engage in the woodworking industry he was originally good at.