Solving a Case: I Can Collect Memory Fragments.

Summary

Summary of the text: Lin Mu and Peng Song are investigating a murder case with multiple suspects, including Wang Han Qing and Xie Liu Nian. They discover Xie Liu Nian was in Yunnan during a previous poisoning case in 2014, potentially clearing him. The investigation is complicated by tensions within the Major Crimes Unit, with Ding Yang showing hostility towards Lin Mu. Wang Han Qing's financial troubles and mysterious connections make him another potential suspect. The team is working independently to solve the case, focusing on finding the killer's surveillance methods and precise timing.

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