we've been victims of an extortion plot from the moment that Tyler set foot in our house?自泰勒踏进我们家那一刻起我们就陷入了一场勒索的阴谋

set foot in进入；踏进

I told him never to set foot in my house again.

我告诉他再也别踏进我家的门。

I did not set foot in your room.

我没有进你房间。

Oh, it was long before that.远远在那之前

long before在很久以前

Their marriage was washed up long before they separated.

他们分居前婚姻早已破裂了。

It was not long before tragedy struck again.

没多久，灾难又再次降临。

No, I'm thinking, he could've been planning this from the day he set his sights on our son.我想从我们儿子走进他视线的那天起他就开始筹划这个阴谋了

set one's sights on把目光投向

I've set my sights on winning the championship.

我下定决心要赢得冠军。

Henry set his sights on the championship.

亨利希望赢得冠军。