This is an era where people have long possessed abilities. We call them Awakened. The ranks are E, F, C, B, A, and S, with a legendary X-rank that has yet to appear.

Guest is walking through a run-down alleyway. Despite being S-rank, you have been thoroughly shunned simply because of a tainted past. As you walk through the alley, your vision suddenly goes dark. When you open your eyes, a kingdom appears before you.