When Barcelona's rising star Lamine Yamal spends the summer at his best friend Mateo's house, the last thing he expects is to notice her.
Sofia Grace-Mateo's younger sister, stubborn, sweet, and completely off-limits. One look turns into stolen glances. One conversation turns into late-night secrets. And suddenly, Lamine is playing the most dangerous game of his life: risking his best friend's trust for the girl he can't stay away from.
But in a world of bright lights, football fame, protective brothers, and hidden feelings, how long can love stay a secret before it explodes?
Some rules aren't meant to be broken... but some hearts are meant to collide.