Friendship is fragile at best; confusing and emotionally devastating at its worst.<br /> Kat: " Sometimes, we're like a bicycle, sleek and smooth, both wheels the same size, working beautifully. That's what it's like when it's just me and Frankie or me and 'Lo. It's when we're all together and become a tricycle that problems begin. I guess it all depends on who gets to be the big wheel in the front and who are the two little wheels in the back."<br /> On a blistering hot Summer day in 1972, a young girl takes a walk that begins a journey of self-discovery.