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...
Q.E.D.! The Scientific Genius
اكتمل الإثبات! العالِم العبقريّ
Beweis erbracht! Das Wissenschafts-Genie
¡Lo que se quería demostrar!
El genio científico.
Lo que se quería demostrar.
El genio científico.
Come volevasi dimostrare! Il Genio della Scienza
Por conseguinte! O gênio científico!
Ч.т.д.! Гений науки