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MementoMori official game artwork

THE GAME WIKI

MementoMori Wiki

Dive into a World Where Sorrow Meets Beauty

Steam ↗Windows
GameWiki EditorialReviewed 5 guide topics

GET YOUR BEARINGS

About MementoMori

MementoMori is a free‑to‑play RPG from Bank of Innovation that follows a cast of girls labeled as witches, each bearing fragile hearts and extraordinary powers. The narrative unfolds as a world ravaged by calamities, curses, and a relentless witch hunt, prompting the protagonists to fight darkness and restore hope. The game blends auto‑battles with strategic depth, features Live2D‑animated combat, and offers both single‑player story progression and multiplayer guild play. A high‑quality soundtrack performed by notable artists accompanies the experience, and players can switch voice language between English and Japanese.

01 / THE GUIDE

Story

The plot centers on girls called witches whose ordinary lives grant them slight magical abilities. As calamities spread, the Church of Longinus initiates a witch hunt, blaming them for the disaster.

When curses overrun the world—hellfire, crystal kingdoms, and a Tree of Life—these witches become the only hope. They set out to free the shattered sky‑borne land, believing it is the right thing to do.

  • Pay attention to each character’s backstory to understand their motivations.
  • Follow the main storyline to unlock the majority of content.

02 / THE GUIDE

Gameplay Mechanics

Players can use easy‑to‑use full auto‑battles or engage in higher‑level strategy, combining the girls’ magical powers for varied tactics. An “Idle System” lets characters grow while the player is away.

Gear can be enhanced to influence character growth, and the system supports infinite strategic possibilities through power combinations.

  • Experiment with different power combos to discover effective strategies.
  • Upgrade gear early to shape character development.
MementoMori official gameplay screenshot
Publisher-provided gameplay image · Bank of Innovation, Inc.

03 / THE GUIDE

Audio & Voice

Each girl has a “Lament” song that reflects her emotions, performed by various renowned artists. The soundtrack is described as high‑quality and not limited to typical game music.

Voice acting is available in Japanese and English, selectable in the game’s settings, with a full Japanese cast listed.

  • Use headphones to fully appreciate the soundtrack and vocal performances.
  • Switch language settings to enjoy the original Japanese voice acting.

04 / THE GUIDE

Multiplayer & Guilds

The game supports online PvP and allows players to communicate with friends while forming powerful guilds. Multiplayer features are listed alongside single‑player content.

Family Sharing is also supported, enabling shared access across accounts.

  • Join an active guild to benefit from coordinated PvP battles.
  • Coordinate with friends to maximize guild strength.

05 / THE GUIDE

Live2D Visuals

Combat scenes are animated using Live2D technology, delivering stunning, action‑packed visuals. The description highlights the use of Live2D throughout the game.

The visual style contributes to the overall immersive experience, complementing the story and music.

  • Enable high graphics settings to see Live2D animations at their best.
  • Observe character animations for cues during battles.

WATCH THE GAME

MementoMori videos

Official trailers & gameplay

INSIDE THE WORLD

Screenshots & game images

5 official screenshots

IN THIS WIKI

Your reading checklist

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COMMUNITY

Player discussion

    QUICK ANSWERS

    MementoMori FAQ

    Is MementoMori available on macOS?

    No, the game is only listed for Windows; macOS support is not mentioned.

    Can I play without an internet connection?

    The game includes single‑player story content, but online PvP and guild features require internet access.

    Are there in‑app purchases?

    Yes, the feature list includes In‑App Purchases, indicating optional spending within the game.

    More MementoMori guides

    SOURCES & CREDITS

    Official resources and further reading

    Original editorial guidance. Game imagery and trailers are provided by the publisher through Steam. Media and reference links checked 2026-10-22. Game versions, supported platforms, and balance can change; consult the linked release notes for current details.