C520

Her logic wasn't as good as Du Zhixun's theory of crime, nor as free as Ding Qian's. She only deduced it based on the autopsy results.

At this moment, Liu Fei's deduction and the clues provided by Zhang Xinran were unexpectedly combined together, resulting in this scene in Ding Qian's mind — —

A 17-year-old boy of 8 was going to ask Zhang Xinran to go to the movies with him