The sharp imperative inside the house made Tori jump and then hesitate before knocking. Her nervous system had already been bazookaed earlier when her mother had handed over the day’s plan; now it quivered before what could end up its final WMD."
I know--that "bomb"! Really unavoidable, given the plot and especially character situation here. A liability? Perhaps. But truly unavoidable, believe me . . .
...or exciting? I agree. Problem is, this narrator is a fan of short sentences and the first line rule hurts. Up for breaking the rules? Here's another way I could start it:
We had to get out of town before the news spread like my neighbor's legs after her divorce. The second I got off the phone, I logged on with intent to shut down the blog. How far had it gone? Maybe only a handful of characters had read it. Then I pulled up the site stats. Oh $hit. A hundred and fifty-seven hits over the last two days.