I Got a Cheat Skill in Another World and Became Unrivaled in the Real World, Too, Vol. 6 (manga)

With Luna’s assassination attempt on Princess Lexia thwarted, the princess’s next logical step is to…make Luna her new bodyguard? Yuuya will have his work cut out for him explaining this to the royal family…But that will have to wait, because the Ousei Academy Ball Tournament is fast approaching, and Yuuya’s newfound charisma and godlike athleticism have caught the eye of a talent agency! Although, it’s not just classmates and scouts who’ve taken notice—for deep within the Weald, a being of unfathomable power has set its sights on him as well.