“If I had the chance, I want to start over again and do things right.” And just like that—the main villain of a viral amateur comic, Ashiya Lucifer Tenebra, gets his chance to travel back in time and live his life again. But this time, he promises to clean up his act and live as uninvolved as characteristically possible from the plot until it ends. Will he be able to achieve his goal or will his destiny as the main villain catch up to him?