The protagonist, Ren Matsushima, was once a bullied outcast. Now, he is a CEO of a massive pharmaceutical company worth 5 trillion yen, having developed a globally distributed vaccine for a new virus. Strength, intelligence, wealth, fame, authority, and the perfect wife. Ren has obtained it all. However, those who once tormented him continue to live their lives as scum, unpunished. <br><br>Determined to settle the past without compromising his own peace, he went on a mission of the Perfect Revenge, a retribution that is absolute and untouchable.