We believe he sees himself as a rescuer,

我们认为他将自己视为拯救者
taking children away from unfit parents.

将孩子从他们不称职的父母身边带走
He may very well have abandonment issues from his own childhood.

他很可能在童年有被遗弃的经历
The impulsive nature of committing the murder out in the open

在户外冲动地杀人
suggests that he's inexperienced.

表示他缺乏经验
The violence on Marlene Smith went from precision to frenzy,

对玛琳·史密斯的施暴从仔细发展成混乱
which points to someone with classic psychopathic traits,

所有这些都说明凶手是典型的精神错乱
quick to rage and quick to recover.

易怒又很快平复
He also appears to have insider knowledge

他似乎还知道这些被害家庭的
of the families in these cases,

内部信息
so we need to look for someone who is privy

所以我们得留意那些
to what went on behind those closed doors.

能接触到他人隐私的人