Seven years after the bombing, the headmaster of the Higher Education Department fell into a coma for unknown reasons. At the school anniversary party, Suzuo's visit plunged the college into chaos again. A gunshot rang out and Suzuo was hit. The gunman walked up to Kuonji and said, "Hello, I am Yukihira Someko, the niece of the president of the Higher Education Department."
Someko Yukihira took over the position of principal of the Higher Education Department. On the surface, the seemingly peaceful college was turbulent secretly. The battles between Yukihira Someko and Kuonji, and all kinds of protection for Hinata Zao and her group slowly brought the past grudges and entanglements to the surface...