Solving the Case is Slightly Bitter, My Sister is Super Sweet.

Summary

In J City, Lin Xuan and his team investigate a beggar gang's suspicious activities after discovering 14 children's skeletons. After interrogating Dai Xing Hai, they learn about the gang's complex organizational structure. When all beggars suddenly disappear from the city, Lin Xuan suspects a planned evacuation. After exhaustive searches at transportation hubs, they track a suspicious bus with covered windows traveling continuously without stopping. Using highway surveillance and a military helicopter, they pursue the vehicle across provinces, preparing to intercept and inspect it to uncover the gang's hidden secret.

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