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Trapped on Monster Island
Stuck working as a servant on a passenger ship, Eris finds herself yearning for a new life. When a surprise storm strikes the ship, she finds herself marooned on a mysterious island. What brought her there, and for what purpose?
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-27.
“The idea is fun but the execution is... annoying to play. I gave it enough time and it just doesn't cut it for me. As soon as you get on the island and get the ability to roam free, it becomes super daunting. Also the H scenes are just 2 images.”
— a player, Steam review · 0 hrs playedPrice tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-28. 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 (2026-09-28). 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.
The Imperial Gatekeeper by Tengsten
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/32398519/199f0630bd359a0a0735472ac9caeb8d3a0b23d1.png We're delighted to reveal that we will be releasing The Imperial Gatekee
Magical Girl Celesphonia Slated for May 7!
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/32398519/c99467a8cb9f01e9e1b677e2dab90c1e47adb014.jpg We're thrilled to reveal that we will be releasing Magical Girl Celespho
The Heart of Darkness Trading Cards and More!
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/32398519/72b6149ffabb30ff209645980c11139a2fa0878b.jpg We're excited to announce that we have enabled Steam Community Items for
Castaway of the Ardusta Sea by baron sengia
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/32398519/dfbfa97848b3ce2e60fd4446d7f5f7c91b9949e5.png We're ecstatic to reveal that we will be releasing Castaway of the Ardus
The Heart of Darkness Is Now Available!
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/32398519/f19bedc92a539395bf02a9173c339fec0890e4c4.png We're thrilled to reveal that The Heart of Darkness by BigWednesday is n
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-27.
| Genres | Indie, RPG |
| Player tags | RPG · Indie · Sexual Content · Nudity · Female Protagonist · RPGMaker · Anime · Adventure · Multiple Endings · JRPG · Hentai · Memes (SteamSpy community voting) |
| Features | Single-player · Steam Cloud · Family Sharing |
| Languages | English, Simplified Chinese |
| Official site | https://www.kaguragames.com/ |
Minimum system requirements (PC)
Minimum: OS *: Windows® 7/8/8.1/10 Processor: Intel Core2 Duo or better Memory: 4 MB RAM Graphics: DirectX 9/OpenGL 4.1 capable GPU DirectX: Version 9.0 Storage: 1 GB available space Additional Notes: 1280x768 or better Display. Lag may occur from loading menus or maps. Turn off other programs before running the game.