There is no better friend than a sister and nothing hurts more than being disappointed by your sister, who vowed to never hurt you again. In this installment, Allison is silently screaming hell hath no fury like a woman scorned when she learns of the ultimate betrayal. Ami vowed to never hurt her sister again, but she's struggling with the tug of war that her heart has her in. She has yet to learn the difference between somebody who wants you, and somebody who would do anything to keep you. Sisterhood and friendship will get tested in this final installment, so if you're not ready for this emotional rollercoaster of twists and turns, you better get off this ride now because this is the last stop.