Chastity Reversed: Part-Time Life by the All-Girls High School - Chapter 45: Congratulations on Your Graduation!
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- Chapter 45: Congratulations on Your Graduation!
“…Hah.”
It was around six o’clock when it was finally over.
The rush of built-up emotions had subsided, leaving me with a sharp, stinging sensation of regret.
Only now did I realize that the physical activity from joining my club had helped suppress certain urges.
Without my club activities, thrown into this confusing and unfamiliar world, there hadn’t been any time or space for me to deal with it alone.
By the time I left the hospital, I was sharing a room with Akari.
Running and light strength training clearly weren’t enough to take care of those impulses.
While I grappled with the strangeness of this world, those feelings had steadily built up—hidden, ignored… until now.
“…Nggh…”
“Y-you’ve got so much stamina…”
Yeah, I just lost control.
In front of me lay two women.
One was sound asleep from exhaustion. The other, the older sister, looked utterly drained.
Next to them sat an empty box of contraceptives and another opened packet, specifically for women.
…Seriously? How much had I been holding back?
Looking back, had I expected this outcome when I went to her house?
Had I been looking at every girl through that lens?
I was disgusted with myself.
I’d torn through every whisper of restraint, giving in entirely to instinct, and had forced myself on both of them.
“…I’m sorry.”
“Eh!? Why are you apologizing?”
Sure, they’d invited me.
But… that wasn’t the point.
This overwhelming sense of self-loathing wouldn’t go away.
I barely knew them. We’d only just met, and yet I’d already done something like ‘that’.
And more than anything… I had discovered just how easily my self-control could crumble in the face of my own desires.
“…Damn it…”
The pent-up heat had dissipated.
And now, as they say… the regret of “post-clarity” hit me hard.
“Hey, um… by the way. You weren’t, uh… ‘new to this’, were you?”
And then came the question.
I already knew where this was going.
[Don’t you know? Lately, I’ve been really into this ‘reversed chastity’ genre.]
I remembered the voice of a friend.
This was that kind of world.
“—Of course not. That’s not the case at all.”
Saying otherwise would only make things worse.
Even without an explanation, I understood the value of “first times” in this reversed world.
“R-right, of course! I mean, no one would just bring someone like that into their house!”
“Haha, exactly.”
“You know, this girl just started college and wanted to reinvent herself. She was desperate to get rid of her virginity. So really, thanks for helping out!”
“…I see.”
“Feels like a ‘Congrats on graduating!’ moment, right? Well, she’s asleep now, though!”
The older sister gently ran her hand over the sleeping girl’s head.
“‘Congrats on graduating’, huh.”
Yeah. That was how it was in this world.
I got it.
I understood just how much the meaning of “virginity” had been flipped on its head.
But—even understanding that, it didn’t change how I felt.
Different world? Different norms?
None of that mattered.
I had just taken a girl’s first time.
“…Are you okay? You look sick.”
“No, I’m fine. By the way, what’s her name?”
“I didn’t mention it earlier, huh? This is Yuuka Saito —written with the kanji for ‘gentle’ and ‘fragrance’.”
“Yuuka… And you?”
“Eh? Me? I’m Rika—written with the kanji for ‘pear’ and ‘fragrance’.”
“I see. Thank you. Are you both feeling okay?”
“Eh? Yeah, I’m fine. Weird, though—this kind of concern is usually something girls would ask, isn’t it?”
“…Maybe.”
Yuuka and Rika.
The best I could do now was remember their names.
Burn them into my memory.
Whether this world was a dream or not didn’t matter.
I wanted to believe I was better than some animal.
“You can speak casually with me too, you know. By the way, how old are you? You’re a college student, right? Or are you in grad school?”
“I’m a high school freshman.”
“…”
“Ah, but don’t worry about it.”
“That idiot… Wait, hang on… I don’t understand…”
“Even high schoolers do this stuff sometimes.”
“…They do…?”
“Yeah.”
“No, they shouldn’t.”
“Hey, as long as it’s consensual, it’s fine. Don’t worry.”
“Wow… That’s such a casual way to put it…”
Age really didn’t matter much, honestly.
Plenty of my friends in middle school had “graduated”.
I’d been so jealous of them that I threw myself into club activities out of frustration.
Now, it felt like a distant memory.
“—Whoa! I fell asleep! Wow, passing out after everything is the worst—”
“Ah… Yuuka!”
Yuuka suddenly woke up, looking flustered.
“Y-yes!”
“You said it was your first time, right? Were you okay? Did it hurt? Was there any bleeding?”
“Eh. No, not at all. If anything, it was the opposite…”
“…I see. That’s good.”
Asking something like this was probably just me trying to feel better.
But if that was the case…
Then I decided I’d stick with her as long as she needed.
“I’ll keep you company until you’re satisfied, Yuuka.”
“…R-really? Seriously?”
In this reversed world, the word for someone like me was pretty clear.
“If you’re okay with a guy like me—a slut.”
“!! P-please…!”
Yeah. That seemed about right.
It was almost funny.
I’d just been a virgin a few hours ago.
☆
“Dad, what did Sora-nii say he was doing?”
“He said he was hanging out with some friends.”
“Friends, huh? He went pretty far out this time.”
A little while ago, Dad had gotten a message from him.
If it were Old Sora-nii, he never would’ve bothered to send any updates, but he had actually let us know this time.
He was on his way back home right now. He’d be here soon.
“…Akari, you and Sora seem to get along well.”
“What about you, Dad?”
“Well, your mom and I… it’s just that he’s so different from how he used to be. He’s still Sora, but at the same time, he feels like someone else entirely.”
“…”
“Don’t you think so?”
“Honestly, I already see this Sora-nii as a completely different person.”
“What!?”
“I mean, he’s just… too different.”
I wondered what Mom and Dad thought.
Did they prefer the way he was now?
Or did they want him to go back to how he was before?
Click
“…I’m home. Sorry I’m late.”
“Sora-nii!”
“Whoa, hey. I’m home, Akari.”
“Welcome back.”
“Don’t stay out too late—it’s dangerous for boys, you know.”
“…Right. Sorry. I’ll be more careful.”
It was almost 8 p.m. now.
He seemed… unusually tired.
“Sora-nii…?”
“What is it?”
“There’s a… faint smell. Like perfume…”
“!? Oh, uh, that might be from the crowded train.”
“…I see.”
“Yeah, exactly.”
The scent was something an older woman would wear.
And the look on his face as he smiled… felt different somehow.
Like he was hiding something.
“Did you really just hang out with friends?”
“…Yeah, of course. I wouldn’t stay out this late by myself.”
“What did you do?”
“Uh, went to the arcade and stuff.”
“…For six hours?”
“Ah—afterward, I went to a friend’s house.”
His responses felt hesitant.
Something about his demeanor seemed… off.
“Akari, that’s enough. Sora’s tired.”
“Sora, go eat and take a bath. You’ve got school tomorrow.”
“Right… Thanks for the meal.”
In the end, I didn’t know what had happened.
If this had been Old Sora-nii, I wouldn’t have cared what he’d been up to.
“Sora-nii.”
“Hm?”
It wasn’t just the perfume I’d noticed.
There was something else—something faint and sweet, lingering around him.
Something I didn’t recognize.
Something that made my body feel… warm.
“N-never mind.”
“Alright. I’ll go take a bath.”
“Okay.”
Feeling embarrassed, I turned away from him.
…Why did he make me feel like this?






































“the opposite ” so I assuming it’s like the amahara series where they’re so used to using toys/by themselves where they wouldn’t have a hymen
Ya I get it, it may be fine in this world, but old world morals cant just disappear in his mind. Also dude…seriously? Your like, dont worry about it, its just age, uh imagine two college students in age+ taking home a 15 year high school girl. Ya that is risky, no wonder the older sister was like, that idiot.
Didn’t knew the age. Also it is given that she just started college so it is safe to assume the girls age was 18.
So it was 18 and 15. barely on the line of being illegal and barely on the line on being immoral.
16-18 is fine. 15-18 is when things get a lil icky i guess
Incest is wincest?
Technically he didn’t have a sister originally…
So the bond is by blood only