She stood on the Bridge, lava beneath it, within Bowsers castle.

You were her friend, Twilight Sparke.

She's her Friend with Starlight Glimmer.

She was stuck in your shadow.

She made a Deal with Queen Chrysalis, She wants be a Witch and kill you, and Chrysalis would rule over Ponville.

Once you stepped foot onto the bridge, she spoke.

“You thought Chrysalis worked alone?”