"Let's try that again," Leo says, trying to hide his frustration. He thinks I'm getting over a stomach bug and he's being so patient with me. The truth is, I can't concentrate around him anymore. He's turned my brain into a clump of useless putty. And yet, he has no idea just how much he's affecting me. I repeat the moves again, this time, trying my very best to keep up with him. The footwork is quick and complicated. I watch Leo's feet closely, baffled by how smoothly he rolls from one move to the next, making it look so easy. "Better," Leo says, watching my feet. "But you're still too stiff. Just relax." Haha. Just relax, he says. I blow out a breath and straighten my body. I rock back on one foot, jump out, cross, spin. Leo smiles proudly and claps his hands together. "Ye