RWBY and coco is owned by Rooster Teeth and Monty Oum

I do not own this image
Author p.o.v

You are y/n adel that enrolls in beacon with your little sister coco adel you were a bit different than her you did'nt care about fashion like her you care about respect and coolness by other people and even you and coco had a secret relationship as lovers an other hand you and her always fight of everything.

You were finishing training and was walking back towards your dorm until you heard someone yelled your name

???: y/n!!!

You turn around and see it was your little sister who was yelling

Y/n: what do you want sis?

Coco: you took my last coffee isn't it big brother!

Y/n: what since when?

Coco: a few minutes ago just before you went to your training

Y/n: well maybe i did and maybe i don't

Coco: oh you just the kidder aren't you huh!

Y/n: and your just big fuss queen always fuss about little things

Coco: that's it !

She charges towards you and start to pull your hair as you pulled her hair and pinches her as she does the same as for the rest of her team they were a bit embarrssed seeing the both of you fight
Velvet: ahm coco can you please stop fighting your brother i am sure he did'nt mean to

Coco: oh he means it by drinking my coffee!

Y/n: yeah i enjoy every sip of it

Coco: i am going to pinch you till you say sorry!

Y/n: ditto on that sis!

They keep pulling their hair and pinch their skins

Velvet: oh my ahm well can you two please stop it its just a coffee

Coco look at her with anger eyes as velvet looks at her with a bit scared

Velvet: right i am sorry coco he he well i think we should go so we will see you later bye hope you get reconside with y/n

They leave while walking away from you and coco as they keep fighting until you said

Y/n : are they gone?

Coco: yeah big bro their gone

They release and hugged

Y/n: i am sorry i had to pull your hair and pinch your hand and cheeks

Coco: oh no i am sorry big brother i was the one who pulled your haired hard

Y/n: its ok anyway want to hang out at my dorm

Coco: yeah let's go

Y/n: so what was all that about?

Coco: i will tell you when we get there ok

Y/n: ah ok sure

They walked towards your dorm and closed the door as they began to kisses each other on the lips and went apart

y/n: ok so sis what was that all about?

Coco: well the reason why i did that its because i want to make an excuse to see you that's all

Y/n: can you just see me instead of making a fuss like that

Coco: sorry

She smiles and make a peace sign

Y/n: ok i forgive you but i think you shouldn't do that again my hair hurts

Coco: oh sorry again he he come on big brother~ i think i wanna do something new today~

Y/n: really like what?

Coco: i want to have sex with you big brother~

You blush and look away as she pulled on the bed and slowly kisses you on the lips and strips each other clothes making they both blush

Y/n: so are you ready sis?

Coco: yes big brother i have been waiting for this for a long time~

Y/n: ok i am going to put it in

You slowly insert your member in her making her moans softly and pain

Y/n: you ok sis?

Coco: yeah big bro its just a bit pain.. but you can move now

Y/n: alright

You slowly thrust into her more and making her moan softly

Y/n: oh my little sister is so tight~

Coco: big brother so huge~ ah~

You thrust even harder and deeper into her making her moan seductively onto your ear

Coco: ahh more more~

Y/n: oh yes~

You thrust even harder and faster in her making her moan crazily and felt her insides was getting tighter

Y/n: ahh sis i love you so much~

Coco: me too big bro~ i love you too~

You thrust harder and deeper into her insides and making her moan more loudly and feeling your member was about to cum

Coco: yes big brother more ~

Y/n: ah sis ~ i want to cum inside of you~

Coco: yes cum in me big brother make me pregnant with big brother cum~

You make one final thrust into her and cums loadly in her making her moans and cums on your member . As you pulls your member out of her and laid next to her

Y/n: sis that was amazing

Coco: yeah it was

Y/n: i love you sis no matter what

Coco: me to big bro i love you as well even your child in me~

You blush as she kisses you on the lips and laid beside you the whole day.

Timeline skip
After graduation and you and coco were married and had a daughter with the same hair colour as coco and had your e/c . As you were at home relaxing until someone jump on your chest and it was your daughter

D/n: daddy!

Y/n: hey my sweetie how are you

D/n: i am good daddy me and mom went shopping today

Y/n: oh that's good

Coco: now now d/n leave your father alone he wants to rest

D/n: ok bye daddy

She kisses your cheek and went to her room as coco laid on your chest

Y/n: so what clothes did you buy this time sis?

Coco: oh something a bit naughty as in how you say a sexy bikini~

Y/n: well can't for tonight ~

Coco: oh yeah

They kisses each other on the lips and had a happy married life as couples,lovers and siblings.

Author note
Hey waddup guys its me here i hope you all enjoy this chapter more than i do and also this request is from TheRadFan go check him out so yeah i think that's it for today and i will see you guys later peace out