Formidable Enemy! The Warrior, Kaos

B't X · Episode 12 · “Formidable Enemy! The Warrior, Kaos”

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....