Synopsis

After a two-year absence, Kim Yoonjae and Yoo Junggyu, known for their past feats, are sent to an academy preparing for war against angels. They're tasked with training others while also dealing with a former clan leader, Jung Seunghoon, who is stirring up trouble. Their true mission is to identify and counter those who might oppose them, essentially using the academy as a stage for both training and political maneuvering.