In an alternate version of Japan, a princess finds solace in a cutting-edge VRMMORPG to release her pent-up stress. Assuming the role of the antagonist ignites turmoil in the primary town, leading her to dismantle an underground group and plot a rebellion. Known as 'Genocider-san,' 'Roaming Last Boss,' and other intimidating titles by fellow gamers, her journey unfolds as a playful yet impactful chronicle.