Juego de mentiras

He's rich, insufferable, and my brother's best friend. I'm the invisible girl he never noticed. Now we pretend to be a couple in public, because it suits him, and in return, he teaches me how to flirt. The lessons start in secret: dinners that are too real, burning glances, dangerously intimate nights. There's only one rule: my brother can never find out. The problem is, when he touches me and looks at me like that, I don't know anymore if it's part of the lessons or not…