Shiro Academy

In the time of earth, lives a group of friends who are going to Shiro Academy. (Shiro Academy has a tier ranking for everyone.) They’re Freshmen, and they have heard rumors about the adventures that happen at these schools. They were asked to see Principal Kevin. He wanted these kids to join the academy because of their power level. This isn’t just a regular academy, they have to protect the Earth from all of harms way. They go into different realms to train until Isen persuades his friends to enter a forbidden realm. While in the realm the free’d The Lord of Darkness. Now they have to fight high ranking bad guys, team up with two agents who says they're someone they’re not. Will they find their way out?