One day, the elderly-looking transfer student Tanaka Shori, AKA Billy, arrives at the school. He proclaims himself a scientific genius, but he's actually a commander in the enemy organization! He declares that he'll use his own formula to ascertain Twin Angel's secret identities, but...
But they're both boys...
...لكن كلاهما صبيّ
Öh, das sind doch beides Jungs …
¿Aunque los dos son chicos?
¿Aunque los dos son chicos…?
Mais ce sont deux garçons…
Eh? Ma se sono entrambi dei maschi...
Mas os dois são meninos...
Но они оба парни...