电影《默杀》将镜头聚焦于校园欺凌这一敏感而沉重的社会问题。通过扣人心弦的剧情与深刻的人物刻画，发现校园欺凌中旁观者在这场“杀戮”中更像是沉默的帮凶。旁观者对生命的漠视与家校社责任的缺失都是使旁观者成为欺凌者共谋的主要因素。为此，家校社应共同治理，形成对学生的德育合力。首先，父母应履行好对孩子的监护和教育责任，让作为旁观者的孩子有更强大的心力制止校园欺凌；其次，学校应明确立德树人的教育本质，加强道德教育；最后，整个社会应该形成充满爱与责任的大环境，鼓励旁观者变为保护者。

The movie "A Place Called Silence" focuses on the sensitive and serious social issue of campus bullying. Through thrilling plot and profound character portrayal, it is found that bystanders in campus bullying are more like silent accomplices in this' killing '. The indifference of bystanders towards life and the lack of family school social responsibility are the main factors that make bystanders collude with bullies. Therefore, families, schools, and communities should jointly govern and form a joint force for students' moral education. Firstly, parents should fulfill their responsibilities of guardianship and education for their children, so that as bystanders, children can have stronger mental strength to prevent campus bullying; Secondly, schools should clarify the essence of moral education and strengthen moral education; Finally, the entire society should create an environment full of love and responsibility, encouraging bystanders to become protectors.