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Adventure of a Lifetime

Game overview

Adventure of a Lifetime

I'm going to get it back! The important treasure that has sunk in the ocean! Set in the southern island World Heritage Site, Ogasawara Islands, a city boy, a runaway girl and a local girl meet in summer, sparking the growth and deepening of love and friendship.

Adventure Casual Visual Novel Simulation Anime
Last tracked players
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All-time peak
2
24-hour change
Unavailable
Steam reviews
96.4% positive
838 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description

“There’s something I need to get back. Something precious that sank into the ocean years ago."


Continuing the Coming-of-Age Collection, featuring If My Heart Had Wings and A Sky Full of Stars, MoeNovel is proud to present Adventure of a Lifetime.

The story takes place on the World Heritage-listed Ogasawara Islands.

After a four-year absence, Hiroki Mizuno returns to the island during his summer vacation to help his grandmother with her shop.
The story begins as he encounters a beautiful blonde girl, Emily, on the deck of the ferry on his way to the island.

Emily has run away from home. She has her mind set on retrieving “sunken treasure”.
Chisa, an old friend with whom Hiroki reconnects on the island, provides some insight.

“The Ghost Ship―that's what we call one of the shipwrecks around here."

It’s said that the treasure Emily is after lies in a shipwreck that disappears each time there’s a storm.

Emily, the beautiful blonde-haired girl.
Chisa, the childhood friend with golden, suntanned skin.

This summer, pass the days on a tropical island with two beautiful girls, scuba diving, and adventure!

Their destination: the “Ghost Ship”.
Somewhere just past where the sky meets the sea...

Features:

  • Character-specific story branches to play through
  • Full voice-overs throughout the game for all characters (not including the protagonist)
  • Stunning sights and sounds from the underwater world

Player activity

Concurrent players over the last 48 hours.

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System requirements Windows

Windows

Minimum

Minimum:
  • OS *: Microsoft Windows 7/8/10
  • Processor: Intel Core2Duo or higher
  • Memory: 2 GB RAM
  • Graphics: Intel HD graphics or higher (VRAM 512MB)
  • Storage: 2 GB available space
  • Additional Notes: An environment that can display at least 1280×720 pixels Recommended Environment: *When using display adapters that share main memory, the game may not work. *We do not guarantee that this game will run on virtual drives or Virtual PCs (including Apple Boot Camp). *This product uses Ogg Vorbis/Lua/tilua++.
Game details Languages, features & support
Publisher
MoeNovel
Brazilian rating
12
Steam Germany rating
BANNED
Content warning
While there are no visual nor text-based depictions of sexual activity, there are scenes in the title in which the female characters are scantily-clad and/or showing relatively high amounts of skin, as well as discussions about sexual acts (none of which are depicted).
Achievements
20
Features
Single-player, Steam Achievements, Steam Trading Cards, Family Sharing
Languages
English, Simplified Chinese
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
verified
Valve compatibility test
Input
Controller support: unknown
Structured language support (3)
LanguageInterfaceFull audioSubtitles
EnglishYesNoYes
JapaneseNoYesNo
Simplified ChineseYesNoYes
Steam store page fresh · checked 2026-10-29 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
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Game Insights

Buy Verdict

Wait — $12.99.

Wait for upcoming sale in ~12 days for potentially better pricing.

▬ ~12 days until next sale

Value Score

Great Value — 95th percentile.

Price-to-player ratio ranks in the 95th percentile. Priced as Market at $12.99.

▲ Market pricing tier

Genre Benchmarks

Player Count Top 6%
Value Ratio Top 5%

Activity Heatmap

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Active Hours
7%
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Developer Analytics

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Frequently Asked Questions

Is Adventure of a Lifetime worth buying right now?
Wait — $12.99. Wait for upcoming sale in ~12 days for potentially better pricing.
When does Adventure of a Lifetime go on sale?
Wait for upcoming sale in ~12 days for potentially better pricing.
Is Adventure of a Lifetime free to play?
Adventure of a Lifetime costs $12.99 on Steam.
What genre is Adventure of a Lifetime?
Adventure of a Lifetime is a Adventure, Casual, Simulation game.
Who developed Adventure of a Lifetime?
Adventure of a Lifetime was developed by MoeNovel and published by MoeNovel.
What platforms does Adventure of a Lifetime support?
Available on Steam for Windows.

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