Full game metadata
| Field | Value |
|---|---|
| Steam app type | game |
| Steam App ID | 4650400 |
| Live current players | 0 |
| SteamPulse tracked peak | 1 |
| Live count (today's peak floor) | 0 |
| Price | $0.99 |
| Free to play | No |
| Discount | 0% |
| Original price USD | $0.99 |
| Current price USD | $0.99 |
| Release date | Jun 5, 2026 |
| Developer | Hentai works |
| Publisher | Hentai works |
| Owners estimated | Not available |
| SteamSpy owner estimate minimum | Not available |
| SteamSpy owner estimate maximum | Not available |
| Review type | 3 user reviews |
| Positive review percent | 100% |
| Positive reviews | 3 |
| Negative reviews | 0 |
| Total reviews | 3 |
| Steam recommendations | Not available |
| Achievements | 20 |
| Average playtime forever | Not available |
| Windows support | Yes |
| macOS support | Yes |
| Linux support | Yes |
| Parent game | Not available |
| Store URL | https://store.steampowered.com/app/4650400/ |
Short description
My older sister Rin is impossible to ignore. Her tempting body and our casually intimate daily life slowly blur the line between sibling affection and something much more dangerous.
About this game
GamePlay Enjoy a sensual story while completing tricky puzzles! Connect the numbers sequentially, using all of the squares on the board After completing a puzzle, you will unlock a sexy new image and the next part of the story! Can you complete every puzzle and meet all of the girls?! Story Background My older sister Rin is impossible to ignore. Her tempting body and our casually intimate daily life slowly blur the line between sibling affection and something much more dangerous. A mysterious "room" becomes the catalyst, pushing our forbidden desires into reality and forever changing our relationship. Characters Rin Shinozaki: Your beautiful older sister, four years your senior. A sharp advertising planner by day, she hides a needy, physically affectionate side only you see. Her voluptuous figure and teasing dominance mask a deep, growing dependency on you. Features 20 sexy and erotic images of beautiful girls. A fantastical erotic story with girls who have unique personalities. You can skip the puzzles if you just want to enjoy the story. (Press Enter during a puzzle). CG Gallery mode. (Click the left and right buttons next to the CG after completing a puzzle).
Supported languages
English * , French * , Italian * , German * , Spanish - Spain * , Russian * , Japanese * , Ukrainian * , Simplified Chinese * , Traditional Chinese * , Portuguese - Portugal * , Korean * , Malay * * languages with full audio support