The scene start to show false trio of preverts was sent outside the window and they got shot by many water gun

False preverts of trio almost land on ground with water cover around them . Their Classmate think the trio are about to die but three of them survive after the water drop down on ground with them inside. They lying down on surface with their disguise just got remove from their classmate water gun.

Issei:*sat up with water erupt come from mouth* danm water gun!

Matsuda:*clothes and hair got wet* tell me about it!

Motohama:*holding broken eyes glass* this just make me fell more annoying than before!

20 minute later

The trio got back to their class with towel cover their eye and hair feature. Luckily, they had another kouh Uniform.

Katase: How was the shower, boy~?*say with sarcasm tone*

Matsuda: the worst shower! *say with angry tone*that I ever had!

When he takes the towel off his head as Issei and Motohama do the same thing. It reveal the false preverts trio their true appearance.

[ Motohama/Megumi Fushiguro]

[Matsuda/Neji Hyuga ]

[ Issei/Jaune noctis]

Everyone in class had shock,,disbelief,confuse on their expression. The trio didn't notices know about their classmate expression.The false preverts of trio look at their classmate with confusion face.

Motohama: what?*confuse*

Katase:*snap out of shock state*WHO ARE YOU GUY?! AND WHAT ARE YOU DOING IN OUR CLASS?!

Matsuda:really...? Are you a idiot or what...?

Katase:ANSWER MY QUESTION NOW!!

Matsuda:*raise an eyesbrow*umm your preverts classmate,...Matsuda?

Murayama:.........*Process* then YOU!!*point at Motohama* ARE YOU MOTOHAMA!!

Motohama:*take out an broken eyes glass*Yes, I am...*put it back to the pocket*

All girl in class: then you must be Kiba brothers!

Issei:*rub eye in disappoint* really? That your collusion about me being kiba brother?

All girl in class: then what else about it!!

Issei:*sigh in tired* just because kiba[disguise] and me look like each other doesn't that mean we resemblance each other expression and personality

Every girl in class notices the different from kiba and Issei appearance with their personality are not match each other. Kiba had Violet eye while issei has dark blue eyes ,but if they remember clearly Issei should had red eye.

Aika: I thought your eye color was red?*confuse*

Issei: Oh,those are lens and they usually cover my eye color for a reason.

All girl in their class were now shock after knowing about they bad mouth the trio about them being preverts but in reality.

Issei: and you guy are..........

Katase: are what?

Motohama: bunch of simps,literally, bunch of simps*comment with a disbelief face*

Matsuda: same as you,bud,same as you...*agree*

The girl were upset about their new prince comment. Everything was went normally for the trio but sometime they feel tension in 10 second. Every boy were enrage about the trio stealing every girl attention but they thought about beating Motohama and Matsuda, all the jock got almost beating to dead by the duo as student council stop them right on time.

After school, everyone in kouh academy leave for their home. Since the trio have a day off on their job, so they go somewhere in the forest.

Issei: this is where we will training huh?

Motohama: guess so

Suddenly, out of nowhere a portal appear infront of them and someone jump out of it. The trio were for a fight. Someone step on surface with the portal disappear leaving the mystery traveler standing infront of them.

They see a young man in his late teens, of medium height and an athletic physique. The upper part of his body, especially his arms, shoulders and pecs, are full of small and large scars, which look like cuts some in the shape of an X. He has a childish face with big and round black eyes with yellow pupils and has tousled hair of deep blue-green color.

[ Shirou Mori]

\authour: Danm Monkey!/

Motohama: Who are you!?

Shirou: I am Jin Dexter! Sans best bud!

Issei: wait you know sans!!*suprise*

Shirou: Yeah! And I here for his request!

Matsuda: what is this "sans" request, Shirou?

Shirou:well~, I here to train you three.

Motohama:how can we trust you

Shirou:* take out a letter and give it to issei* he give to you,issei

Issei:*take the letter and read it*dear issei or Jaune, my bud want me to send him come to your new world and he want to train you and your friend in one month.

Motohama: okay, now I trust him.

Matsuda: but it write one mouth?

Shirou:don't worry about it *cast spell and it a medium barrier around the forest*becasue once you guy inside the barrier. Time outside will slow down.

Issei:Good*relief*

Time skip after one mouth in barrier

Motohama awake reverse technique after Jin beat the crap out of him with a broken leg, he's also create a new skill call 'thunderstorm', it Capabilities of moving at 1% light speed, while he let out his cursed energy turning it into many black spark coming out from his body. It like a version of black flash but it focus on speed than offense. He also can used 'thunderstorm' on his shikigami which make them more deadly than before.

Matsuda just practice his element jutsu, he now can perform Fire Release,Earth Release,Water Release and he also train his agility and speed make him equal to rock lee fifth gate

\author: I know people will ask me why he need to used element jutsu when in canon he didn't used a single element in the show/

\author: because we had a opponent who able to fly and what do you think neji will do?go tenseigan mode and fly at them/

Issei focus on training his sense on surrounding area without the help from his aura. He just train himself about how to used 2 weapon left.

Shirou look up and the barrier start to show a small crack on it. He looks at it with a smirk

Shirou: it seem 1 hour is over now.

The Barrier broke into many debris. Every part of the barrier turn into white mist leaving a big opening for them just to look up the sky. They feel broken bone and fatigue after a long training

Motohama: it only been dawn after we enter Shirou domain

Issei: you could say that

Matsuda: I wonder where will you live, Shirou?

Shirou: don't worry! I had apartment too! You know!

Issei:*aura cover feet*see you guy later!*run at high speed*

Motohama:*red spark appear around the body* I will see you guy tomorrow*rush away*

Matsuda: Adios!*dash away*

Shirou:well, I should enroll into the academy*whilste*

A cloud fly at Shirou and he jump on the cloud and on the way to him apartment