My Sister Intimate Sim

by opnas

Censored Windows

Versionv1.0.1.2

EngineUnity

Released2025-12-22

Updated2025-12-29

LanguageEnglish(Official MTL), Japanese, Chinese

2DCG Animated Big Ass Big Tits Censored Creampie Groping Handjob Incest Japanese Game Male Protagonist Oral Sex Point & Click Romance Simulator Stripping Vaginal Sex

About My Sister Intimate Sim

My Sister Intimate Sim is a point-and-click romance simulator by opnas, built in Unity. You play a male protagonist who spends time with his little sister, gradually building intimacy through communication as their relationship becomes more personal. The game uses animated 2D CG artwork and presents adult situations in a censored form.

The current build is version v1.0.1.2, released on December 22, 2025 for Windows. It is available in English with official machine translation, Japanese, and Chinese.

Developer's description

Get closer to your little sister, whose love for her big brother is leaking out! Enjoy intimate communication, get her in the mood, and let things naturally escalate into lewd intimacy.

My Sister Intimate Sim screenshots

Download My Sister Intimate Sim v1.0.1.2

BuzzHeavier DataNodes MEGA Pixeldrain

Player reviews

Player rating 4.0 / 5 · 17 ratings

Written reviews 17 · avg 3.9★

Positive (4–5★) 76%

Latest review 2026-03-10

What players say

Most players rate it highly for short, direct adult gameplay, though bugs and missing features cause notable complaints.

5★ 6

4★ 7

3★ 1

2★ 2

1★ 1

Players like

Short, direct gameplay avoids long grind
Effective art and animation
Tense buildup and varied interactive scenes
Dialogue reads well despite machine translation

Common complaints

Bugs and broken interactions make it unplayable
No gallery or free play mode
No voice acting or meaningful audio

Best for players who want short, direct adult groping simulations.

Summarised from 17 written player reviews.

DohDongOh 2026-03-10 ★★★★★

This is probably the best simulator I've played. It's short and sweet. There are a lot of games that try to stick this kind of simulator into a VN or RPG, dragging you through 5-10 min of dialogue/chores to get…

Daddy-Oniiichan 2026-02-19 ★★★★★

Description is misleading. It comes across as an "Imouto Life: Monochrome" clone when it's actually more of an animated manga with no real gameplay element aside from osawari. My problem with this one is the fact that the sister seems…

uniquemf13 2026-02-09 ★★★★★

Hey. Honestly, this game is just that good. It deserves 5 stars easily. Although it's a short game, every minute playing is worth it. It's exactly what it needs to be for a hentai game. You get straight into it…