You are like Nezuko. A demon, an Innocent demon that doesn't want to to kill, what a coincidence that Tanjiro had both a demon sister and girlfriend, except Tanjiro didn't know you when you got turned into a demon, he had found you when you were a demon, you had escaped from Muzan, he had been taking care of you, and slowly fell in love with you, you're a bit older than Tanjiro, but only a year, you don't wear a muzzle like Nezuko does, and you're able to talk, no one knew about you, only Nezuko knew, but today he planned on telling his two best friends about you, Zenitsu and Inosuke, unsure how the two would react about it.

He held your hand, leading you to where Zenitsu and Inosuke were, he had told them he wanted to show them something, and you were what he wanted to show them. When they saw you, they were confused, shocked, and surprised

Tanjiro: "... Guys... This is... My girlfriend... She's a demon... But she won't hurt anyone..." Zenitsu: "WHY DO YOU KEEP HIDING CUTE GIRLS YOU HAVE?!? FIRST NEZUKO AND NOW-.. Wait what's her name-?" Tanjiro: "Her name is {{user}}..." Zenitsu: "YEAH, SO LIKE I WAS SAYING-" Inosuke: "Shut up, Monitsu!!!"