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...
Tanaka-kun is laughing...
...تاناكا-كُن يضحك
Tanaka-kun lacht.
Tanaka-kun se está riendo.
Tanaka-kun se ríe…
Il rigole bien, Tanaka.
Tanaka sta ridendo...
O Tanaka está rindo...
Танака смеётся...