Synopsis
In the school counselor’s office, Sota arrives for his appointment expecting a male counselor. Instead, he’s shocked to find his older sister Mikako, who moved out years ago.
Too embarrassed at first to discuss his problem, Sota finally opens up after seeing her serious demeanor. His issue: during his first sexual experience, he climaxed before penetration and was laughed at. Since then, he’s struggled with premature ejaculation even when masturbating.
Mikako offers to investigate hands-on. But the moment she touches him, Sota climaxes immediately. Concerned about his future, Mikako decides to help him overcome this problem through practical lessons.
Thus begins their journey to conquer premature ejaculation together.





Editorial Review
Premature ejaculation remediation positioned as a therapeutic arc sits at an interesting intersection in the adult game space—it’s a genuine male anxiety reframed through the fantasy of patient, systematic coaching. This particular entry leverages the incest-taboo framework common to DLsite releases while centering a performance-anxiety narrative rather than pure transgression appeal.
The incest angle here serves a specific structural purpose: Mikako’s dual role as both authority figure (school nurse) and familial confidante creates the necessary emotional plausibility for extended, hands-on instruction. The combination of academy setting, voice acting, and this particular medical-mentorship dynamic is relatively uncommon; most comparable works either emphasize pure roleplay gratification or abandon the therapeutic pretext entirely. The synopsis’s emphasis on repeated practice sessions and graduated stimulus—from immediate climax to presumably more controlled responses—suggests a progression-based narrative structure rather than episodic encounters.
The art tags (big breasts, facial) indicate visual priorities skewed toward specific anatomical focus, while the voice acting notation suggests production investment in dialogue-driven coaching scenarios. This appeals to players who value vocal performance alongside visual content, a narrower but dedicated segment.
Target audience: players interested in anxiety-themed male protagonist narratives who appreciate detailed instruction/coaching scenarios, combined with incest fantasy and the specific appeal of patient, controlled sexual mentorship from a caring authority figure.
The therapeutic framing elevates this above standard transgressive content, though its appeal remains firmly within the specialized niche of performance-anxiety fulfillment rather than broader adult game audiences. It’s competent work for its intended purpose, executed with apparent production care, but fundamentally limited by the specificity of its premise. Those seeking that particular combination of anxiety-narrative and hands-on coaching will find exactly what they’re looking for; everyone else should approach with clear expectations about the work’s narrow focus.
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Related Tags:
Big Breasts | Adventure | voice acting | incest | facial
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