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Sisterly Bliss ~Don't Let Mom Find Out~

A light admonishment from Mom sparks the realization that these twin sisters care for each other in more than a familial sense. In this dramatic & romantic yuri Visual Novel, it's up to you to navigate the forbidden tension between the sisters so their love can flourish without growing one-sided.

Steam Page
Developer
Release
December 3, 2025
242 days ago
Steam Reviews
Very Positive93 reviews95.7%

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Updated: Jul 13, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 13, 2026Publisher scaleThe operating scale of the game's publisher.
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Search Google: Is Sisterly Bliss ~Don't Let Mom Find Out~ self-published or published by MangaGamer and Sunflower Ocean?Publisher statusHow the game's publishing relationship is classified.
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The game was released through a separate publisher.

Media

6 items

About the Game

When their mother warns these twins that they can't stay together forever, their closely knit bonds of sisterhoods are forever changed.

In this sweet, romantic, yuri visual novel, you'll follow the perspectives of both twin sisters as Ichika realizes her love is more than familial and Futaba grapples with her hesitation. Both sisters are aware of how their feelings may change their relationship, and how society would generally view it, but can they find a way to make it work? What will their relationship look like if they can? And what if they can't?

Enjoy all the sweet, tender moments these sisters share as their love blossoms.

View the developments from the eyes of both twins.