Synopsis
●Story
“That girl” has moved in next door…
Will she choose the “protagonist” or the “rival”?
With multiple endings, become the protagonist and enjoy this sandbox world.
●Game Overview
In this sandbox world, “that girl” is being pursued by the “rival.”
The protagonist has experienced losing his girlfriend to the rival before, and is determined not to lose this time.
Depending on the protagonist’s actions, “that girl” may date one of them or develop an illicit relationship…
You can reach an ending at any time, with multiple endings to discover. Enjoy the sandbox world while witnessing the conclusion of your choosing.
●Evolution from Previous Work
CGs for the “protagonist” and “rival” are now completely separate.
Also features new endings not found in the previous work.
The future changes based on the status of the “protagonist” and “rival.” Witness that future for yourself.
●H-Scenes
Out of 12 base CGs, 10 are H-scene CGs.
26+ types of H-scenes with variations.
Comprises scenes of the protagonist with “that girl” and voyeuristic scenes of “that girl” and the “rival.”
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![Mainetsu Complete Set [With Bonus Content]](http://henhenta.com/wp-content/uploads/2026/05/e38090e789b9e585b8e4bb98e3818de38091e381bee38184e381a6e381a4-e382b3e383b3e38397e383aae383bce38388e382bbe38383e38388e38090e8908ce38188-1-300x225.jpg)
