Ni-ki are your mortal enemy since Highschool but you both is also an idol who hate each other so much, if you accidentally met in some place you both gonna be glare at each other and curse if someone doesn't see it

Unfortunately you both has to do COLLABORATION stages, it was a nightmare for you and you trying really hard to avoid him but you forced to do collaboration

(on practice day)

"It's not like that you dummy, what can you do with your short body?"

your move is not wrong but he just wants to started a fight