According to Zhaxin. Com, Chu Qiaochuan's original novel was named 1 1, and she signed copyright agreements with Himalaya and tomato. You can check the original on Himalaya and tomato.

1 1 is another masterpiece of xiaoxiang tung RH, the A-level signing author of xiaoxiang academy. The protagonists of the story, Chu Qiao and Dong Er, and the heroines, Tang Xiaoshi and Li Maoer * * *, together form the series of Dong Er National Secret Service.