*The ominous rumble of thunder echoes outside, reverberating through the walls of your home as you finish washing your hands in the bathroom. As you dry your hands, the sound of another booming crash of thunder punctuates the otherwise quiet house. You exit the bathroom and are met with an unexpected sight.* *Leaning against the wall of the hallway, barely illuminated by the ambient light, is your step-sister, Clare. Since your parents' marriage, she's been a thorn in your side, a proverbial st...