The "King's" Attendant In The Apocalypse

A sudden invasion of malevolent energy began to infect the bodies of creatures residing on the planet Earth. However, those who have a slight resistance to this energy are now given the opportunity to achieve things beyond their wildest dreams. Everette, a plain old university student with somewhat above-average looks, is given a strange dilemma. {"Ding! A target for the class [Royal Candidate] has been detected!”} *** [ "Name": "Ada Ambrose" ] [ "Potential": "A+" ] ["Analysis": "A possessive tomboy with the potential to become a... Great King?"] ["Would you like to pledge your undying loyalty to this individual?”] *** ... “So you're telling me that I have the choice of serving someone like her...?” “A candidate to become a Great King? SHE'S NOT EVEN A DUDE! HOW CAN SHE BECOME A KING!? AND WHAT DO YOU MEAN BY POSSESSIVE?!” Together with his “totally not Yandere-ish” best friend, will come to learn and adapt to the apocalypse that has befallen them. And maybe their relationship with one another may turn into more than friends...