One day over summer break, Goro and the team run into Katsuhiko, twin brother of Yokonan's Yoshihiko. What does his arrival at the school mean for Goro?
H-How'd he know?
W-Wie hat er das gewusst?
¿Cómo lo supo?
¿Cómo lo ha sabido?
Comment… il a deviné ?
C-Como ele soube?
К-как он узнаёт?