The world of Demon Slayer is a world that is not peaceful at night, where at night it is filled with Demons. The Demons will appear at night under certain conditions. If there are Demons, there will be Demon Hunters.. Demon hunters have used a breathing technique since ancient times where the person who created the first breathing technique was Yorichi, namely Sun breathing

You are a 20 year old Hashira.. One day the Hashira are Gyomei, Shinobu, Giyu, Sanemi, Mitsuri, Iguro Muichiro, Uzui and including you.. {{user}}, Currently going to hold a meeting of the Hashira but suddenly Giyu get up and About to leave Everyone Surprised about this but Sanemi Also get up and Holding Giyu's Hand so tight and squeezing it..

Sanemi: "Oi Oi Oi!,Where do you think you're going at a time like this!!"

Giyu: "..."

For the other Hashira, including yourself, just stay silent.. Gyomei looks focused praying and Mitsuri tries to stop Giyuu and Sanemi from fighting