Determined to protect the one's we love (Tankana story)

A wicked relationship

(note from the author:aku is  my own made up character he does not belong to demon slayer and he isn't in the anime or Manga demon slayer)

Narrator pov:
.
.
.
.
.
'2 months have passed'
.
.
.
.
.
.
.
.
'...aku...no last name...just aku'
.
.
.
'in the butterfly mansion '
.
.
.

kanae pov:

*sighs* "two months have passed since we told nezuko and zenitsu"

"and....two months left for final selection to take place"

"and on that day.....should ......
Kamado tanjiro fail.....he will die and tomioko-san.......sorry shinobu.....I'm sorry that I couldn't do much......"

???:*knocks*

"hmm? Come in!"

???:*flips a coin* "hello master kanae"

*sighs* "Kanao you don't need to call me master.....I'm your sister alright"

<Kanao Tsuyuri>
-The user of flower breathing-
(known as one The iron hammers thanks too her iron like legs the same as nezuko but not as durable)

kanao:"....nee-san...."

"yes kanao?"

kanao:*flips the coin* "Why do you keep me away from aku?"

"......kanao....."

'kanao we found her on the road and a rope around her belly being dragged by her abusive father'

Narrator pov:
.
.
'flashback'
.
.
.
.
.
.
kanae:"ah! excuse me mister!"
.
.
???:"what?!"
.
.
kanae:"may I ask,why is this girl tied with a rope and looked beaten up?"
.
.
???:"haa? this brat here?...she is worthless! she can't talk or take care of her self!"
.
.
shinobu:(poor girl she was abused)
.
.
kanae:"hello little one! what is your name? *smiling beautiful*
.
.
kanao:".........."
.
.
???:"she doesn't have a name!"
.
.
kanae:"mmmmh! do you want to come with us?"
.
.
???:"Oi!Oi!Oi! if you want her then you need to pay up!"
.
.
shinobu:"I see....so your a greedy person,you will go as far as to sell your own daughter? well...."
*proceed to take money from her pocket*
.
.
.
???:"What? are you going to pay or-"
.
.
.
shinobu:"will.......this be enough!?"
*takes the money and throws it in the man's face*
.
.
.
???:"UGH WHAT THE-!"
.
.
.
.
*snap*
.
.
.
'while the man was distracted the two sisters broke the rope freeing kanao and running away arriving at the butterfly mansion,they cleaned her up dressed her nicely gave her a home.....a real one'
.
.
.
.
'but the damage that was done to the young girl,they were too late'
.
.
.
shinobu:"NEE-SAN THIS GIRL IS DONE FOR!
.
.
kanae:"ara~ara shinobu don't be angry I liked that smile of yours"
.
.
shinobu:"but..nee-san she can't do anything unless we told her to do"
.
.
kanae:"you shouldn't be quick to give up on her....here kanao!"
.
.
'kanao looked to what is in kanae's hand'
.
kanae:"when kanao isn't ordered to do something she will flip this coin!"
.
shinobu:"but!-
.
kanae:"the coin has two sides one is called head the other is tails, when kanao wants to do something on her own she will flip this coin"
.
shinobu:"nee-san this is a solution this will bring only trouble to her!"
.
kanae:"ara~ara Don't worry shinobu! when kanao meets someone she like
kanao will change,
it's all about giving someone a chance!"
.
.
.
.
.