Synopsis
Kobinahashi Hiyori. To me, who lost my parents, she is my aunt, my family, my teacher… but the one person I can never be with—the closest yet most distant existence.
I can’t stand the thought of other men approaching her. She has no resistance to men and her guard is down, so I have to keep a close watch. My rivals are countless: the PE teacher, my classmate, a pervert, her alumni contacts…
For one month until graduation, protect your aunt—your homeroom teacher—as you run around school and town.
Editorial Review
Netorare Biyori plants itself firmly in the protective-obsession substrate of netorare, where the protagonist’s anxiety about rivals becomes the driving force rather than a passive witnessing of betrayal. This positioning—the active surveillance and intervention angle—offers a different emotional texture than the typical cuckold or voyeuristic flavors dominating the genre, though it still operates within netorare’s core appeal of romantic threat and loss of control.
What distinguishes this work is the dual-relationship premise: Hiyori functions simultaneously as aunt and teacher, collapsing familial and institutional authority in a way that intensifies the protagonist’s psychological entanglement. The synopsis emphasizes his hypervigilance—monitoring her lack of resistance, tracking multiple rival vectors—which reframes netorare less as humiliation fantasy and more as obsessive protectiveness bordering on possessiveness. The school setting with its contained cast of rivals (PE teacher, classmate, pervert, alumni) creates a pressure-cooker dynamic rather than diffuse threat, and the one-month graduation countdown imposes genuine narrative stakes. The big-breasts tag combined with older-woman positioning suggests visual emphasis on maternal/caretaker eroticism, a specific subcategory appeal within the broader corruption framework.
This appeals most to players who find arousal in the tension between protective instinct and inevitable loss—those for whom netorare’s draw is psychological escalation rather than explicit humiliation, and who respond to authority-figure scenarios with age-gap dimensions.
Netorare Biyori executes a focused premise that activates netorare’s anxiety machinery through surveillance and rivalry rather than submission, making it a worthwhile entry for enthusiasts seeking variation within the genre rather than straightforward cuckold mechanics.
Get “Netorare Biyori [Shigen]” on DLsite
This Week’s Top Rankings:
Related Tags:
Big Breasts | romance | Corruption | netorare | school
📖 How to buy on DLsite — step-by-step guide
💳 Payment methods for overseas buyers (Visa/MC declined?)
Interested? Get the free trial here ↓

![Netorare Biyori [Shigen]](https://henhenta.com/wp-content/uploads/body/games/2026/04/10201025913.jpg)
![Netorare Biyori [Shigen]](https://henhenta.com/wp-content/uploads/body/games/2026/04/1_10201025913.jpg)
![Netorare Biyori [Shigen]](https://henhenta.com/wp-content/uploads/body/games/2026/04/2_10201025913.jpg)
![Netorare Biyori [Shigen]](https://henhenta.com/wp-content/uploads/body/games/2026/04/10201025913.png)


![Thanatos -Smartphone Version- [triangle!]](https://henhenta.com/wp-content/uploads/2026/10/RJ01690733-300x225.jpg)
![【Smartphone】Troimerai to Hand-Folded Flowers [+Crab]](https://henhenta.com/wp-content/uploads/2026/10/RJ01690731-300x225.jpg)
![[Smartphone Version] Biotechnurse [Tenkatsu]](https://henhenta.com/wp-content/uploads/2026/10/RJ01610337-300x225.jpg)
