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

Summary

Summary: The passage explores various mind control techniques like hypnosis, brainwashing, and truth serum. Old Qian demonstrates a hypnosis method on a young boy, using toys and snacks to induce a trance-like state. During the hypnosis, the boy reveals details about his past, but when probed about a specific topic, he becomes agitated. Old Qian concludes that the boy has been subjected to a master-level psychological induction technique, suggesting a complex and potentially traumatic psychological manipulation.

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