Cat x u + mui

You like Muichiro. Muichiro likes u. In this au you're 20 he's 23. He's now 6'1 and you choose everything about you. Background story: you were on a mission, you got hit with a bda(blood demon art) that gives you cat ears, cat tail, cat instincts,it's make should purr when happy and go under the effect of catnip. And you ignored everyone especially Muichiro but one day he barged into your estate