They never should have sent Isa Jo. He was just a rookie. A child, compared to the other soldiers. But that wasn’t the problem; he could’ve handled the mission. The objective was simple: destroy the enemy recon unit from the other dimension. That’s all. Isa had both the weapons and combat skills to get the job done. As the son of the protagonists of the original Sin and Punishment, he was also far stronger than a regular human.