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About AQUARIUM
AQUARIUM tells a summer romance between Aqua, a new maid with a hidden secret, and her master, the heir of the Francois family. The master suffers a recurring nightmare about a girl and must improve his leadership by guiding Aqua. Their bond is strained by social class differences and an unseen shadow.
The game is presented as an adventure narrative for a single player on Windows, with family‑sharing support. It focuses on story and character interaction rather than combat or complex mechanics, offering a pure summer love tale.
01 / THE GUIDE
Story and Setting
The plot follows Aqua, a clumsy maid who cannot reveal her secret, and her master, a young heir haunted by a nightly nightmare. Their meeting is arranged by the master's elder sister, who wants him to practice leadership by taking a new maid under his wing.
Set during a summer, the narrative explores the tension between their different social strata and the mysterious shadow that threatens their growing affection. The story emphasizes emotional conflict and societal opposition.
- Observe how the nightmare motif reflects the master’s inner turmoil.
- Compare Aqua’s secret with the recurring "I hate you" line for thematic clues.
02 / THE GUIDE
Main Characters
Aqua is introduced as a new maid, described as clumsy and burdened by an unspeakable secret. She pledges to care for the master, establishing her role as both caretaker and mystery.
The master, heir to the Francois family, experiences a nightly nightmare featuring a quarrel with a girl. His sister pushes him to develop leadership by mentoring Aqua.
- Note the contrast between Aqua’s humility and the master’s aristocratic background.
- Watch for dialogue that hints at the secret behind Aqua’s silence.

03 / THE GUIDE
Gameplay Style
Classified as an adventure, the game centers on narrative progression and character interaction rather than action‑oriented mechanics. Players experience the story through the master’s perspective as he guides and helps Aqua grow.
The single‑player focus means the experience is personal, with no multiplayer or competitive elements. The design encourages immersion in the summer love story.
- Take time to read dialogue fully; it drives the adventure.
- Reflect on how leadership choices influence Aqua’s development.
04 / THE GUIDE
Platform Availability
AQUARIUM is available on Windows platforms only, as indicated by the listed operating system support. No macOS or Linux versions are provided, limiting the official play environment to Windows PCs.
The Windows release ensures compatibility with standard PC input methods, though specific control schemes are not detailed beyond the single‑player designation.
- Verify your Windows version meets the game's system requirements before installing.
- Consider using family sharing on Windows to let multiple accounts access the game.
05 / THE GUIDE
Family Sharing Feature
The game supports family sharing, allowing a primary account holder to grant access to other users on the same device or library. This feature aligns with the single‑player nature, enabling multiple family members to experience the story without separate purchases.
Family sharing does not alter the narrative or gameplay; each user receives the same adventure experience under their own profile.
- Set up family sharing before starting to ensure all household members can play.
- Remember that each family member plays under their own account within the shared library.





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