THE NEXT DAY

I wake up and walk toward the living room and I see a purple-haired girl in the living room

Y/n=mmm...who are-

???= I am Tohka yatogami, Shido girlfriend

Y/n=whatttttt......where do you live?

Tohka=i live in here now and who are you?

Y/n=huh?? My name y/n, Shido adopted brother

Y/n=so why are you live here?

???= Do you have a problem with that?

I looking to the source of that voice and I see Shido talking to me

Shido=i ask again are you have a problem with her living in this house?' rude tone'

[Kotori]=good Going Shido

Y/n=no I did not have a problem with that, since she is your girlfriend anyway

I then left

time skip

I now in the school and Tama Chan Will introduced a new student

Tamae=you can come in pls

The door is opened and revealed that is tohka

Tohka=hello my name is Tohka yatogami. Nice to meet you all!

Some boy now cheering

Tohka=oh y/n, Shido! We in the same class

Now all boy look toward me and Shido

Y/n=don't look at me, she is Shido girlfriend.

Now all boy glaring at Shido

TIMESKIP 2 WEEKS LATER

Now Shido has become a lolicon. Now a girl named Yoshino and her puppet Yoshino eats with us

I mean I have no problem with that but after I hear from Yoshinon Shido kiss yoshino then I literally asking him"SHIDO WHY NOW YOU BECOME LOLICON"

And shido still give an unreasonable answer

now our family relationship is getting worse, Shido is now talking to me harshly

TIMESKIP

Now I am sitting in the classroom waiting for Tama Chan to enter

Tamae then entered the class

Tamae=okay everyone we are now getting a new transfer student today

Tamae=please come in now

Kurumi=hello my name is Kurumi tokisaki and I am a spirit

Y/n=strange I feel an extremely powerful killing aura from her and what she means about spirit? Shido, mana, and origami look shocked after her introduction

Y/n thought=Shido what you hiding from me

Tamae=o-okay now you can si-

Kurumi=before I sit I need a person to show me around school

Tonomachi=i Will do it

Kurumi= no thank you

Kurumi walking toward Shido

Kurumi=can you do it Shido right

Shido=Huh?!okay

Y/n=strange she only interested to Shido and where she knows Shido name....I need to talk to her after school

TIMESKIP AFTER SCHOOL

Y/n POV

I see now Shido is talking with Kurumi

I walk toward them

Y/n=KURUMI!!

Shido=huh. Y/n why are you here?

Y/n=shut up

Y/n=Kurumi meet me in school roof this afternoon

Kurumi=ara~ara okay I Will meet you on the roof.

Shido POV

Kurumi=hey Shido we continue this later I must go on the roof

Kurumi left.

[Kotori]= what he thinks he doing!!

[Kotori]=Shido follow y/n and Kurumi Now!

Shido=okay

What happens to y/n, why he wants to meet Kurumi, I hope he not jealous

I then walk the door to the school roof, then I heard a conversation between Kurumi and y/n

Y/n=who are you Kurumi, why you only interested in Shido, and where you know Shido name?

Kurumi=ara~ara are you jealous of me and Shido

What the heck y/n you doing all this because jealous

[Kotori]=that fool I wi-

Y/n=DON'T MESSING WITH ME!!

I see y/n summon a sword and pointed his sword at Kurumi

[A/n] this is his sword

Shido=what the-

[Kotori]= he can summon a sword, is he a male spirit?! but that impossible!

[Kotori]=we need to talk to him later in the house, Shido, keep hear their conversation

Shido=okay

Y/n= I feel an extremely powerful killing aura from you, I know you planning something, what do you want from Shido?

Kurumi=well, I just want his soul

Y/n=if you dare kill or hurt him you will-

Kurumi=or what you Will kill me *laughing*

Y/n=OR YOU WILL REGRET IT *demonic voice*

Kurumi then get silent after y/n said that

Y/n then disappear

TIMESKIP

Y/n POV

I now walk toward home

I opened the door and greeted by Kotori and Shido

Kotori=y/n we need to talk

Then I walk toward the living room

Y/n=so what do you want to talk

Shido=y/n are you a spirit?

Y/n=no

Kotori=if you not a spirit. How you can summon a sword?

Y/n=what do you mean?

Kotori=don't lie, Shido hear and see you talk to Kurumi and Shido Saw you summon a sword.

Y/n=I'm not a spirit but another thing, but I Will tell you what am i is if the time is right and shido don't talk with Kurumi or see her again he is totally dangerous

Kotori POV

Kotori=Shido we need to bring him to fraxinux tomorrow.