Margaret, eager yet reserved, waited with fearful-anticipation for the DNA results; soon, she would know the identity of the killer, the madman who'd butchered her daughter.
In your introduction, you have to clearly identifiy the experience you are about to relate?
<span>"I think they play a collateral role; you cannot blame them for Macbeth's sins, but they certainly did help push him down his path."
I hope I'm not too late, and I hope this helps :)</span>