"Worry" is adapted from a South Korean online manga of the same name, which tells the story of the male protagonist (played by Lee Jung sin) who passed by his first love ten years ago and never forgot her. He travels through time and space by chance and returns to ten years ago, where he unexpectedly engages in a romantic relationship with his young self (played by Xu Zhigui) and her former crush (played by Li Lieyin)
"Worry" is adapted from a South Korean online manga of the same name, which tells the story of the male protagonist (played by Lee Jung sin) who passed by his first love ten years ago and never forgot her. He travels through time and space by chance and returns to ten years ago, where he unexpectedly engages in a romantic relationship with his young self (played by Xu Zhigui) and her former crush (played by Li Lieyin)