After defeated Angelo, I look around and I see the half of the city is destroyed because of my fight with Angelo

I then Transform back to my human form

Suddenly a barrage of missiles coming toward me but I Dodged that attack easily, then I readied myself

No one POV

???=stay where you are !

Y/n=huh?! first demon and now a Mecha Mecha girl?

Y/n=this day is getting better and better

Y/n then pull out Ebony and ivory and I pointed it to AST

Y/n=let's get this party started

AT FRAXINUX

No one POV

Kotori=Reine show me where y/n now

Reine=okay

And then the screen turns on

Kotori POV

On screen, I see y/n fight with AST Wizard

Shido=hey Kotori we must help him

Back To Y/n

Y/n shoot AST Wizard with Ebony and ivory but the bullet blocked by wizard Territory

Ast wizard=haha normal bullet is useless against our Territory

Y/n=huh! Is that so?

Y/n then charge his gun with demonic energy and shoot AST wizard

AST wizard then try to block y/n bullet with Territory but that bullet penetrate the barrier

Ast wizard=how?! That is impossible

Y/n then summon Nevan and summoned a big lightning explosion then all AST wizard is knocked out

Y/n=that is one hell of a party

Y/n=see you next time girls

Y/n then disappear

TIMESKIP FEW WEEKS LATER

Y/n pov

Today I will erase Kotori and Shido's memories again about all my power, and I have a plan for that

I walking toward the mall and I looking for clothes for my plan

Y/n=look like this Coat is perfect

Y/n=and I need a mask hmm where I can find it here

I then look around the shop and find one

Y/n=this mask is perfect

Y/n= now i am ready

I then change my clothes and teleport outside

Now I notice that Shido and Kotori is disappeared when a spacequake happens and I got an idea

Y/n=What happens if I cause the space quake?

I then Transform into my demon form and fly to the sky and then I slammed myself on the ground and i caused a small spacequake, then I Transform back to my human form

SPACEQUAKE ALARM RIIIIIIIIIIIIIINNNNNGG

y/n=yeah. Just like I planning

Then suddenly someone is shooting at me

But I summon Cerberus and Creates a large ice mass that encases me

I looked toward who was firing at me and I see....

Y/n=Mana Takamiya