He said, “The heart’s really cool, isn’t it? Like this beautiful and weird engine,” and his breath had just a touch of mint toothpaste and he smiled this contented smile. Education is Kai’s happy place. His warm breath fluttered across my cheek, and for God’s sake, I suddenly wanted to taste it. I mean, I had serious thoughts about those lips, and my whole world detonated in the space of three seconds.

