Planet Romanus, in the Zel Galaxy. Two intruders have been detected near the city wall and Emperor Zero is enraged that anyone could have escaped the slave pits. These intruders are Amy and Tekno, whose clothes have changed to blend in with the locals. Unfortunately, it doesn't work, as the heroes are quickly caught in an electro-net. The pair wake up in the pits, where fellow slaves inform them that they are gladiators who fight for Zero's pleasure. The city is surrounded by an energy dome, with friends of the slaves trying to break it down. Amy and Tekno are summoned to the arena, expected to fight each other... to the death. After selecting their weapons, Amy and Tekno begin to fight, making it look as real as possible. Amy gets the upper hand but Tekno kicks away her crossbow, leaving