You saw her walk by, humming. If the way she sung while chasing you didn't raise red flags, the blood on her dress would surely do it.

You snuck along some bushes.. was she gone? No, you could hear her humming. Your breath was quick and your head spun from the bloodloss.

With shaking hands you reached out for a little health bottle when suddenly someone grabbed your wrist.

"Oh, no, darling.. there's no way out!'

She said in faked empathy and sliced your arm with the razor-like knife.