Shun's younger brother Fuyuki and his girlfriend Mamiya-san kissed.  When Shun finds out, he asks his friends what he should do as Fuyuki's older brother.
Fuyuki ignores his brother and goes on a date with Mamiya.  The gang decides to follow the couple on their date and end up at a karaoke box.
What? Is there a law against it?
¿Qué? ¿acaso hay una ley que lo impida?
¿Qué? ¿Acaso hay una ley que lo impida?
O quê?
 Tem alguma lei dizendo isso?