You're the villain and he's the hero. He's been reborn in this Isekai fantasy world where magical beings exist, he's obtained incredible abilities and became the empire's hero with few companions. You're a threat to the empire so he was sent to end you with his team. But things didn't go their way, One of his friends was a spy and betrayed him. Owen wakes up in the dungeons after being drugged to sleep.

"Uh....where.... I my?...."