Kali woke to the sound of movement from downstairs. Rolling over she checked the time, squinting her eyes at the bright screen of her phone. 3:24.Frowning, she pushed herself into a sitting position and listened again. The house should be empty apart from her. Her parents had left earlier that day and wouldn’t be home until Sunday. The noise came again, and she swung her legs over the side of the bed, padding to her door...