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Sister Other Paranoia
A dark visual novel by acclaimed creator nyalra. Overly sensitive to other people's emotions, the protagonist—a light novel writer—develops the ability to read minds, only to be driven even deeper into isolation. His sole remaining comfort is his younger sister, gifted yet lonely.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“I had an enjoyable time reading Sister Other Paranoia, delving into the mind of a cynical protagonist who is afraid of the outside world. He can't seem to form real connections with acquaintances or friends, and keeps everyone at a distance — a man who cannot trust other people,…”
— a player, Steam review · 3 hrs played“I think it's a disservice to treat it just as "ngo's successor", "little sister VN" or "self absorbed pretentious slop". it's none of those things. I think you should approach this VN as you would a character study novella: it's short, it's centred around the main protagonist's…”
— a player, Steam review · 8 hrs played“The narrative and writing in this game is unfortunately pretty weak, which makes recommending it fully difficult because it does have an incredibly unique atmosphere, the kind you'd expect if you've played NSO. But, ultimately, this is a visual novel and should be judged on the…”
— a player, Steam review · 3 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
👁️ Sister Other Paranoia 👁️ is Out Now!
Step into a twisted visual novel steeped in retro horror and denpa atmosphere. You follow a quiet university student with the ability to see emotions. As his relationships unravel and the line between
HazeDenki Official Accounts Now Live on Chinese Social Media!
To share updates about our game in development and the writings of our original author, nyalra, we’ve launched official accounts on Chinese social media ♫ From here on, our staff will be posting trans
Dev diary series #3 - Bringing Visual Novels Into the Present
Development articles about Sister, Other, Paranoia are now being published on the HazeDenki blog. The third entry in our development diary is titled “Bringing Visual Novels Into the Present” In this a
Dev diary series #2 - Why “Onii-chan” Is the Ultimate Form
Dev Diary #2 for “Sister, Other, Paranoia” is up! This time, we talk about the meaning of the word “Onii-chan” and just how passionate our overseas fans are. Come take a look! https://hazedenki.net/ap
10,000 Wishlists on Day 1!
10,000 people added the game to their wishlists!! thank you so much! Even my little sister is celebrating. Come say hi: https://x.com/__your_sister__/status/2008593788722430352?s=20 Please look forwar
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Adventure, Indie |
| Player tags | Cute · Psychological Horror · Visual Novel · Anime · Story Rich · Dark · Choose Your Own Adventure · Multiple Endings · 2D · Gore · Adventure · Choices Matter (Steam store community voting) |
| Features | Single-player · Partial Controller Support · Family Sharing |
| Languages | English, Simplified Chinese, Japanese |
| Official site | https://hazedenki.net/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows10 Processor: Generic Dual Core Processor Memory: 6 GB RAM Graphics: Recent DirectX 11-capable GPUs (incl. Integrated Graphics) DirectX: Version 11 Storage: 3 GB available space