Cerulean Invasion
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About Cerulean Invasion
Cerulean Invasion is a visual novel about space cadets, romance and sexuality. You follow Alexis in the aftermath of the Prothinian invasion of a lunar colony, as citizens are conscripted to defend mankind from the alien aggressors. Along the way, Alexis forms close bonds with his comrades Osman, Evan and Leon.
Story and artwork
The story is about 75,000 words and takes approximately 6 hours to play. It includes original sprite and CG artwork by Zinq, with more than 20 CGs, not counting variations.
Romance and scenes
The visual novel features romance between men and includes 18+ scenes, including a threesome. It also has in-game achievements.
Frequently asked questions
The best price for Cerulean Invasion is $18.99 at Steam. It is the only shop with an offer that activates in your country.
The minimum requirements for Cerulean Invasion are: Windows 10. It runs on Windows only. The recommended specs are in the System requirements section.
No. Cerulean Invasion is a single-player game.
Mostly, yes. Valve rates Cerulean Invasion as Playable on the Steam Deck: it runs, but may need some manual setup.
Yes. Cerulean Invasion is the full base game. You need nothing else to play it.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











