Qing Ling was rescued by Mu Yunzi when his soul was about to be broken. After signing a contract, Mu Yunzi became Qing Ling's system. Traveling through various worlds, the relationship between the two continues to heat up. As the relationship between the two gradually gets closer and the secrets are constantly revealed, what will be the ending? Suddenly I wanted to try writing fast-travel articles, and then here we are. I'm not sure if I can keep writing, but I will work on it little by little. The writing is very bad, I may feel slutty as I write it, and the plot is also very boring. If you can't stand it, please leave me out. QAQ If there are any problems, please don't mention it carelessly, I will correct it! Attachment: CP is Mu Yunzi x Qing Ling, guess when Xiao Gong will appear w