It follows Tom and his mother, who live in a mobile home on the edge of the woods. A young man just released from prison interferes in their life by breaking in and upsetting the balance.
一封没署名的遗书、一群看似无恙的学生,让中学老师郑Sir想起充满暴力与遗憾的童年往事。他亦面对妻子离别、父亲病危,同时必须找出企图轻生的同学,阻止悲剧重现。