I do not own this image

Author p.o.v
You are a normal person that who likes to play video games and listen to music as you have a childhood friend name cyco she have been follow you and stick with you. It makes you notice that she have been a bit clingy as what you don't know that she have feelings for you as obessesd and possessive that she will threaten or kill any females that try to take you away.

You were at the arcade playing some fighting games such as tekken 7

Y/n: come on i need to beat this level

You were mashing buttons very fast making your character did some combos and won the game

Y/n: yes i won finally

You sigh of tiredly as you did'nt notice that someone was behind you and hugged you from behind that you turn around and see it was cyco she hugged you

Y/n: ah cyco?

Cyco: hm?

Y/n: why are you hugging me?

Cyco: well to give you a congratulate on your winning

Y/n: thanks cyco its means a lot for you to do this

She blush

Cyco mind: oh its ok~ my love~ i will do this everyday if you want~ even without clothes~

You see she was thinking and blushing

Y/n: ahm cyco are you ok?

She looks at you and comes back to reality

Cyco: yeah y/n i am fine sorry i was just thinking

Y/n: oh ok?

Cyco: so where are you going later?

Y/n: hmm maybe get some food or go back home

Cyco: ahm can i follow you?

You already know her question which she always follow you so you sigh and nodded

Cyco: yay

Y/n: ok ahm cyco can you let me go?

Cyco: just a little while i like this

Y/n: fine but after this don't do like this

Cyco: alright~

Timeline skip

You and cyco went around the town to get some food

Y/n: so cyco why do you always follow me around even though we are childhood friends you seem interested in me

Cyco: well ...its just i am shy around people and i always want to follow you so i can know what your doing

Y/n: ok? I guess that's weird answer but ok

Cyco smiled while still clings your arm as they arrive at  shop that sells some snacks you went to buy while cyco went behind you and looks around

Cyco mind: y/n~ soon our love will be as one~ just you and me~ as you were always nice and kind towards me~ so as long no girl well get near to you! If they do i will kill them ...you only belong to me only me!

You grabs some snack and pay for it as you turn to see cyco was thinking as you tilt your head with confusion

Y/n: ah cyco?

She snaps back

Cyco: yes y/n?

Y/n: were you thinking about somehing again?

Cyco: yes sorry he he

Y/n: sometimes your weird

Cyco mutters silently

Cyco: weird for you~

Y/n: anyways i got the snacks should we go home?

Cyco: yes let's go

As they began to walk and started to eat their snacks as cyco still blush by looking at you as what you were walking with her . From the corner of your eye you seen some girls are walking towards your direction and winked at you as you blush and look away

Cyco mind: how dare those girls look at my y/n! That's it i am going to end them and make y/n mine only mine!

As cyco stops walking

Cyco: ah y/n can you go on first i have something to do

Y/n: ok?

You walked away as for cyco started to walked towards the girls as she had a yandere smile and grabs a broken bottle and slowly follows them and starts to slit their throats with the bottle as they scream of pain and they died as no one hears anything she hides their bodies somewhere

Cyco: his mine only mine!

She went back towards you as she smile evily and yandere like

Timeline skip

you arrive at home and started to put all your stuff at the couch and suddenly you heard the door being knocked as you walked towards it and open to see it was cyco

Y/n: hey cyco you ok?

Cyco: yes... may i come in

Y/n: sure i guess?

She walked and sit on the couch while you sits next to her

Y/n: so what did you do just now?

Cyco: i have to "take care" of somethings that bothered me

Y/n: oh.

She sits closely to you as she grabs your hand and you were blush

Y/n: ah c c cyco?

Cyco: y/n... i need to tell you this... i been in love with you so long... that i want you to be my boyfriend!

She straight to kisses you on the lips while you kisses her back and went apart

Y/n: cyco.. you know you could just said so?

She blush and started to kiss again while each of them take of their clothes and leaving them naked as she was on top of you

Y/n: are you ready?

Cyco: yes

She slowly sits on your member making her moan of pain and pleasure

Y/n:you ok ?

Cyco: yes i am fine~ just a bit hurt~

She started to bounce on your member making her moans softly as you hold her waist

Cyco: ahh~  so huge~

Y/n: hmm  so tight~

She bounces more on your member making her feel her good and her insides are feeling tight

Y/n: ahh~

Cyco: so good~

She bounces more and you feel you were about to cum into her

Y/n: ahh~ cyco i think i need to cum

Cyco: in me~

she stops and feels you cum massively into her making her cums on your member and moans. She laids on your chest

Y/n: that as great cyco

Cyco: yes it was~

Y/n: i love you

Cyco: i love you too~

They kisses each other as you did'nt know she whisper in your ear as you asleep

Cyco: you are mine forever~

As they were happy together and get married as well you did'nt know that she still kill other girls from talking to you.

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