After standing up to a group of obnoxious older boys on a train, 12-year-old Ryoma Echizen ends up playing  tennis against a high school star. Ryoma seems confident, but does he stand a chance against his opponent's physical advantages?
We'll self-judge, okay?
-Nosotros solos, ¿sí?
-Sí, como quieras.
-Nosotros solos, ¿vale?
-Por mí vale.
Vamos nós mesmos arbitrar, beleza?