demon slayer/but Rokuta is in it/tanjiro X Reader

chapter 1

"Brother do you have to go for 3 months"nezuko said
"Yeah but i'll be back before you know it be safe make sure Takeo doesn't get in too much trouble"tanjiro says
"Be safe big brother"nezuko says"
"It's all right nezuko i'll be back before you know it"
"Be safe tanjiro we will miss you don't forget snacks and ur axe"
"I hope you stay safe tanjiro"nezoko says
Tanjiro leaves and waves goodbye

The next day

Nezuko was practising breathing with her family when suddenly a demon comes her mother hugs the 2 older siblings who were nezukos lil brother and sister nezuko jumps on the youngest to protect him

(btw in this au the youngest also becomes a demon)

The demon had black hair red eyes pale skin he kills her sister and brother the demon walks up to nezuko and her younger brother he scratches both of them

Tanjiros pov

I forgot something so I went home to get the sudden smell of blood! And i smell another sent i never smelt before i rush up the mountain i see nezuko she is on the ground she is hurt like death hurt i go inside i see my little sister haniko and my little brother lying on the ground my mom they all look dead

Nezuko and Rokuta still have a pulse

"They still have a pulse if i can get them to the doctor in time they might survive"tanjiro thinks he's carrying Nezuko and Rokuta on his back he is determined to save his little brother and sister

He slips on the snow

He sees Nezuko and Rokuta standing by a tree
"Nezuko and Rokuta let me carry you guys"

They jump on tanjiro as demons

"Wait there demons wait no Nezuko and Rokuta were born human how"

They cry a lil a demon slayer comes
He tries to kill Nezuko and Rokuta
Tanjiro protects them

"Why are you protecting them?"

"There my family"

"There demons they'll eat you if you dont get away from them"

The demon slayer grab Nezuko and Rokuta and is ready to kill them tanjiro stars crying "'pls dont kill my little sister and brother pls"

The demon slayer gets mad
"You're weak, you know how you will protect them if all you're doing right now is crying, you coward!" he puts a sword by Nezuko and Rokuta tanjiro gets up getting his axe up running to him the demon slayer knocks him out but where's the axe the demon slayer slightly moves his head when the axe goes right beside his head if he hadn't moved his head he would be dead Nezuko and Rokuta kick the demon slayer run over to tanjiro to protect him tanjiro wakes up Nezuko and Rokuta beside him sleeping with a bamboo muzzle
"Its cloudy so they won't burn rn but if u want them to stay alive don't put them in the sunlight"