Some of us wait our whole lives for the perfect friend. Isabella Washington found hers early-the first day of school, when she was six years old, she met Aiden Cunningham on the bus. The two became inseparable, and now, twelve years later, Isabella and Aiden are still "Best Friends for Life," as they called their friendship years ago. But as young adults in a complex world that can be unforgiving and cruel, they are confronted with experiences that...