Overthrow! B'T Raphael

B't X · Episode 25 · “Overthrow! B'T Raphael”

Teppei is going to visit his older brother Kotaro Takamiya during a scientific conference after training with a mysterious woman named Karen for the past 11 years. However his plans for a family reunion become stalled when a woman named Aramis kills everyone in the conference to kidnap Kotaro....