There are some details in the movie "Accidental Killing" that make people think carefully and fear. The female lead, Museline, was a former CIB agent. In the movie, she displayed superb technical and intelligence analysis skills, but she did not seem to apply these skills in real life. In the movie, Mo Xuelin found a quarantine virus laboratory and found the location of the laboratory by analyzing the samples. However, Mo Xuelin did not reveal this information to anyone before the laboratory was discovered. In the movie, Mo Xuelin was very cold to her father and even felt confused and uneasy about his existence. The breakdown of family relationships seemed to imply the complexity and contradiction of family relationships in reality. In the movie, Mo Xuelin and her team successfully developed a virus vaccine, but she did not share this technology with other countries. This implied the necessity and importance of global cooperation, but also implied that the control and distribution of technology could be dangerous. There was a scene in the movie where Mo Xuelin and her team discovered a demon-like existence while analyzing the virus samples. The existence of this " devil " seemed to imply that there might be a power similar to religion or supernatural phenomena in reality, and this power might pose a threat to humans. These details were thought-provoking and hinted at the complex social phenomena and the nature of human nature depicted in the film.