Where Sarah was. How could Katelina tell her mother the truth?

I can't.

Instead, she took a deep breath and offered up the rehearsed lie, "No, I didn't even know she was missing until you told me."

A knock sounded on the door and Katelina jumped. Her mother didn't seem surprised and called cheerfully, "Come in!"

The door opened and Brad hurried though it. He looked much like Katelina remembered; his sandy blonde hair fell in perfectly gelled waves, and his ...