Your armor is named hallow tachyon (thanks to shadownitro40)

Let's start
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Y

our POV

You and Rias were about to sleep,but something was different. You realised Rias took off her bra and panties too.
You:*blushes* R-Rias what are you doing *covers eyes with hands*
Rias: don't you like what you see~?
You: yes I do like what I see but something's wrong with your behavior
Rias:*sigh* OK I'll tell you tomorrow
You: could you put your panties and bra back on then ?
Rias: no , I like the feeling
You :OK I'm sleeping on the floor
Rias: no I need my cute hug pillow to sleep
You :*sigh* OK mistress
Rias: and don't call me mistress

After a uncomfortable night for you   (no lemon ... yet ... or maybe not so vote

Yes all da lemons
Or
Plz don't dkburger
Anyway short A/N over)

You and the whole gremory household were standing in the clubroom
Rias: everyone I have a fiancée
Everyone:*gasp*
Akeno: but you like him right?
Rias: quite frankly no he's a dick
Akeno: why do you want to marry him then?
Rias: I am forced to marry him to keep the pure devil bloodline alive
Akeno: no way out huh?
Rias: no not really
Suddenly a  transportation circle appeared on the floor
Rias:speak of the devil and he'll come you : it's you fiancée?
Rias :yes
A tall man with blond hair around his twenty's appeared with a tall black no  a small ah noodle it I'll give you a picture



Riser : hello fiancée and her household I am Riser Phenex of the Phenex household
You:Phenex do you have an connection to the legendary Phoenix?
Riser: Rias why is your lowly pawn talking to me and yes we are named after the Phoenix and our whole family is invincible
You: you know Rias doesn't want to marry you
Riser: shut up lowly pawn *walks over to Rias and tries to hug her but gets rejected*
You:leave.my.mistress.alone
You were slightly angry at him
Riser: Ile and Melt teach him a lesson
Two small twin girls ran at you chainsaws in both their hands as they neared you you activated your armor an sound of metal clashing on metal was heard a few moments later the chains on their chainsaws broke
Riser: all of you go teach him a lesson
Every single girl charged at you a few minutes later all of their weapons were broken some knuckles bled and magic was exhausted
Riser: brat I'll take care of you myself
He shot fire at you . You didn't move an single inch just stood there arms crossed on your chest.
You: now's my turn
You took out zyan and shot his foot
Riser: AAAH you..brat I challenge you to a rating game against me and my peerage only you
You: sure I agree
Riser: Rias no problems with that?
Rias: no he has my full backup
Riser disappeared while saying:
I'll send my sister to tell you
You : OK see ya at the battlefield

To be continued...