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Spy Lady of Azure Sea

The year is 2030, an era ruled by AI. A classified operation known as Project Siren is being transported across the sea in complete secrecy. Captain Vincent knows nothing of its true purpose, while Lieutenant Rena carries out a hidden mission of her own. Operation Azure Sea begins.

Developer
Team18
Publisher
RenseiGame
Release
August 27, 2026
21 days ago
Steam Reviews
Positive15 reviews86.7%
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Game contextLatest: IGF Team
ContextThe evidence factors used to assess whether this game belongs on IndieGame.Fan.Status
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Search Google: Who developed Spy Lady of Azure Sea?Developer scaleThe operating scale of the game's developer.
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Search Google: Is Spy Lady of Azure Sea self-published or published by RenseiGame?Publisher statusHow the game's publishing relationship is classified.
Search Google: How is Spy Lady of Azure Sea and RenseiGame funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for Spy Lady of Azure Sea and Team18?Creative controlWho appears to retain creative control of the game.
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About the Game

Spy Lady of Azure Sea is an adult RPG that combines multiple gameplay styles, including RPG, card battles, and roguelike progression.

Featuring an intuitive and easy-to-learn card combat system, the game is designed to be accessible even for players with little or no experience in card games.

Players experience the story through the perspectives of two protagonists: Captain Vincent and Lieutenant Lena. Each character has their own role, objectives, and view of the events unfolding aboard the ship, revealing different sides of the same mystery.

The year is 2030—an era where artificial intelligence has become the dominant force shaping the world.

A classified operation known as Project Siren is being secretly transported across the sea.

Captain Vincent is assigned to oversee the mission, unaware of its true purpose. Meanwhile, his second-in-command, Lieutenant Lena, carries out a secret assignment bound by orders she cannot refuse.

As hidden agendas begin to surface and trust starts to crumble, both must navigate a web of secrets that threatens to engulf everyone on board.

Operation Azure Sea has begun.

Roguelike Card Battle System

Enjoy a unique blend of RPG, card battle, and roguelike gameplay.

Designed with simple and intuitive mechanics, the game is easy to learn while offering strategic depth for players who enjoy deck-building and progression systems. Each run allows you to grow stronger, experiment with different strategies, and tackle new challenges.

  • Over 45 unique cards to collect and utilize

  • Randomized dungeon layouts that change with every playthrough

  • Progressive character growth through equipment and permanent upgrades

  • Easy-to-learn card combat with rewarding strategic depth

  • High replayability with different routes, encounters, and outcomes

Dungeon Exploration

Every expedition presents new opportunities and risks.

Explore procedurally generated dungeons where your choices determine the path ahead. Different routes lead to unique battles, events, rewards, and story developments, ensuring that no two runs feel exactly the same.

Stealth & Voyeur

Discover hidden moments and uncover secrets through a unique observation system. Peek through doors and investigate restricted areas to witness events

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