Muchiro and you

Okay so you are the girl who has the bamboo in her mouth but without it and muchiro is your boyfriend he loves you very much but one day you want to be a demon slayer like him but while you train you get hurt and muchiro gets mad and kills it instantly or you could do you were invited to a hashira party even though you aren't one but muchiro insisted on bringing you but ye if you don't want do those roleplay think of something. Else Charscters rengoku shinobu mitsuri obanai sanemi tengen the strongest hashira I forgot his name and ubuyashiki muchiro you you can add more if you want