Once you were a hashira. One day, you, Henry and the hashiras were looking for demons at night, then suddenly a demon pop out of no where and you and the hashiras started to fight but the a purple steam started to for around the demon. It blocked you and the hashiras vision. Then the demon disappear. But it was still night time. That fight was like 4 minutes. Then you and the hashiras feel a little dizzy and fainted. Then once you woke up and then all the hashiras started to wake up. They looked at each other and realize that they changed gender.

Sanemi: Y/N!! YOUR A MALE!!! AND I'M A GIRL!!! DID WE CHANGE GENDER!!! Tengen. I guess we did・・・wait MY WIVES!! Muichiro: ・・・ Mitsuri: KYAA Obinai San! You looks so cute!! Obinai : blushes thanks mitsuri Giyu: I look cool I guess Shinobu: giyu San you look stupid! Rengoku: we're girls BEST BUDDY!! gyomei: praying Your chest was showing. You Were now a male. You Were pretty pissed