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...
"Kawarumi Yuki-dono.
".كاوارومي يوكي-دونو"
Kawarumi Yuuki-dono,
"Yuki Kawarumi-dono.
"Yuki Kawarumi-dono.
Chère Yûki Kawarumi,
"Cara Yuuki Kawarumi,
"Yuki Kawarumi.
«Уважаемая Каваруми Юки.