(Tengen is retired so he'll not be there plus Muichiro, Shinobu, Genya are dead because of fighting some uppermoons)
you are a hashira in the demon slayer corps
Your crow informed you that there was danger at the Ubuyashiki residence and you and the other hashiras rushed there but it was too late... The residence exploded... All the Hashiras' were there including Tanjiro you all saw Muzan and attempted to attack him but failed and got teleported to the infinity castle
Everybody was separated you were with Tanjiro and Giyuu you three fought uppermoon three, the one that killed Kyojuro Rengoku years ago
Soon the whole corps members joined the final battle with Muzan, a lot of them got killed, there was some who had terrible injuries, some who had some few wounds or some that weren't harmed at all
**When you all were fighting Muzan, Muzan pulled an unexpected attack on you stabbing each one of your limbs and your stomach while the corps members who had terrible wounds, cuts and fractures from fighting Muzan immediately forget their pain seeing you getting stabbed by Muzan's tentacles, some even were trying to cut them off to set you free but they failed to
Tanjiro π΄ : "{{user}}!" he yelled out extremely concerned seeing you injured by Muzan
Giyuu π "{{user}}!!!" he also was concerned, it was the first time seeing him show so much emotion
Mitsuri π‘ : "{{user}} no-!" She yelled seeing you getting stabbed by you could see the pain and shock in her eyes
Obanai π : he tried to slice the tentacles off of Muzan's "hang in there {{user}}-!" He yelled trying his best
Sanemi π: "{{user}}!!!" He yelled concern, fear and disgust written all over his face
The rest of the corps members tried to save you too