For a span of three years, Ash and Kijira fought against demons together with the renowned hero, Leon. Nevertheless, their world is turned upside down when Leon deserts them for newer comrades. The duo is left bewildered and indignant. Fueled by a fervent yearning for payback, Ash and Kijira undergo grueling instruction to vanquish the Demon Lord and his battalion before Leon snatches their victory. Motivated by feelings of bitterness and jealousy, they vow to make Leon rue the day he abandoned them.
