Synopsis
I’m a ronin student who started working part-time at a convenience store and bar to pay for cram school fees.
I was told it would be 2 shifts a week, but it turned out to be 5 days a week…
I have no time to study. I’m in trouble.
Even at work, whenever I have free time, I study. A senior from my target university, Uno-san, who works at the same place, notices and offers to tutor me… I’m so grateful.
But alone in a room together…
With her sweet scent and glimpses of her cleavage, studying was the last thing on my mind.
When she notices I’m getting aroused, she says:
“You should get it out of your system. I’ll watch, so go ahead and jerk off.”
What? Public masturbation…?
I’m embarrassed… but I can’t concentrate on studying if I’m this worked up…
I pull down my pants and climax while she watches.
“Starting today, I’ll manage your ejaculations! No masturbating without permission!”
Supposed to help me focus on studying… but days of pent-up frustration follow.
I’m even less able to concentrate than before. What should I do?
“Teacher, I can’t take it anymore! I’m going crazy. I’ve hit my limit…”
Then Uno-san says:
“Okay, let’s change your ejaculation day! Let’s do it right now.”
She pulls down my pants and starts with a handjob… but then it’s a blowjob!?
With no experience with women, this is my first time being pleasured this way…
In the break room at work, overwhelmed with excitement, I lose my virginity…
Once I know the pleasure of sex, I can’t stop thinking about Uno-san and sex. I can’t focus on studying at all.
But those worries were premature.
My grandmother, learning I’m struggling with all the work, decides to pay for cram school herself, and without asking, hires a different tutor.
I won’t be able to see her anymore… What will happen to my relationship with Uno-san?





Editorial Review
This release sits comfortably within the tutor/power-dynamic subgenre that’s sustained steady demand in the doujin space, though it leans harder into managed sexual frustration than the typical pedagogical setup. The premise trades intellectual authority for erotic control—the tutor becomes a gatekeeper of release rather than knowledge—which is a well-trodden but effective inversion of the mentor archetype.
What distinguishes this work is its commitment to a specific fantasy architecture: the protagonist’s escalating arousal operates as the actual obstacle to his stated goal of passing exams. Rather than a simple seduction narrative, the framework is deliberately self-sabotaging—sexual management becomes the pretext for sexual engagement. The “no masturbating without permission” directive that emerges mid-synopsis signals where the work’s tension genuinely lives: in the gap between stated purpose (tutoring) and actual function (controlled denial). Uno Mirei’s characterization as perceptive and deliberately complicit—noticing arousal, then formalizing it into a system—gives her agency beyond passive attractiveness, which elevates the dynamic from straightforward coercion into something more psychologically textured.
The 4K video quality and HD specs, combined with the busty/paizuri tags, indicate this is produced with technical competence and visual clarity. The exclusive release status suggests focused production rather than rushed output, which typically correlates with tighter pacing and more deliberate scene construction.
This appeals most strongly to audiences invested in power-exchange fantasies where the sexual tension serves as the narrative’s engine rather than its conclusion—readers who find the denial itself more compelling than the release it promises.
A competently executed denial narrative that understands the psychological weight of managed frustration. Worth seeking out if the dynamic resonates with your preferences.
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