Natsuzora Triangle Ntr Summer Sky Triangle Exclusive <2025>

What sets the Natsuzora Triangle apart is its commitment to the "Sky" motif.

The game utilizes a "Heat Index" mechanic instead of a traditional affection meter. As the summer progresses, the temperature rises. When the heat index hits 40°C (104°F), the protagonist is forced to stay indoors (heatstroke simulation). During these forced indoor sequences, the camera pans outside to the "Summer Sky" where Sora and Taiga share watermelon under a tree, or swim in the river. natsuzora triangle ntr summer sky triangle exclusive

The cruelty of the Natsuzora Triangle is that the protagonist—and the player—can see the betrayal happening in broad daylight. There is no mystery. You watch the "Summer Sky" that you love slowly drift out of reach. The NTR isn't stealthy; it is a solar eclipse of the heart. What sets the Natsuzora Triangle apart is its

For the sake of archival, here is a spoiler-heavy breakdown of why the Natsuzora Triangle is so devastating. (Spoiler Warning) Because of this, the "Summer Sky Triangle Exclusive"

According to internet archives, the game was released exclusively for a 72-hour period during the Summer Comiket (C96 equivalent). The developer, known only as "Triangle_Blue," offered the game as a physical USB drive shaped like a cumulonimbus cloud. Only 200 units were made.

After the event, the developer deleted their social media, their Pixiv, and their blog. The reason remains speculative:

Because of this, the "Summer Sky Triangle Exclusive" has become the "Sad Satan" of the NTR genre—a game that many talk about, few have played, and nobody can prove exists in its original form.