Game · Released

Nientum - Op.ZERO

A 2D action-adventure where the story unfolds by tuning the stage with music. A play by Aleph and Liora, who have lost their memories. A beautiful yet eerie stage, and the secret of the forgotten theater await. Your choices will determine the play's ending — and their fates.

Release date
October 13, 2026
Platforms
Windows
Developer
QueseraGames
Publisher
QueseraGames
Nientum - Op.ZERO artwork
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Nientum - Op.ZERO artwork
Nientum - Op.ZEROSteam · Game · Available
From the community

Nientum - Op.ZERO reviews & player comments

Store ratings and available player reviews. Review snapshots show their last refresh date.

★ 9.9/10Steam · 588 ratings
SteamLast checked October 31, 2026

Most helpful8

Recommended
Nientum - Op.ZERO — A Masterpiece. Simply Perfect. This game is PERFECT. I genuinely can't think of any other word to describe it. The art…
Recommended
Rhythm game and orchestra merged together is the first ever combination I’ve seen. The story campaign blends in so well that felt like watching an…
Recommended
One of the greatest experiences I've ever witnessed in my life. A game that has succeeded in every possible way to show how powerful visual…
Recommended
Pros: + Endearing characters and stage plays. + Outstanding visuals. + Good story pacing with a coherent theme (although some mysteries remain unresolved). + Pays…
Recommended
I don't really write reviews. In fact, I think this might be the first one I've left despite how long I've been using steam. This…
Recommended
Amazing game, characters and story. that great that i wish it had a gallery to see all the art .
Recommended
I bought this on a whim because one of the Nanahira tracks showed up in my Sp*tify Release Radar, I saw the game name, thought…
Recommended
Usually, rythm games that have story is more of a progression, to help players get better slowly yet surely. This game does this aswell, but…

Most recent8

Recommended
Usually, rythm games that have story is more of a progression, to help players get better slowly yet surely. This game does this aswell, but…
Recommended
I came for the rhythm gameplay, but stayed for an emotional beautiful masterpiece. I picked this up on a whim, drawn in by its action-adventure…
Recommended
A masterpiece in story telling and artwork, I really enjoy it. Despite being a rhythm game, a player with zero talent in rhythm game like…
Recommended
9/10 might be the best story-driven rhythm game out there. Top-notch combination of rhythm game and storytelling. Gameplay is muse dash with some twists, and…
Recommended
gameplay: playing on highest difficulty doesn't make it harder... is too easy cant call this music game, its just QTE for the story mode, the…
Recommended
Game was very fun! amazing characters consistent pacing with a good story and top tier music. It plays similarly to muse dash but with a…
Recommended
What a beautiful game. Absolutely worth its price! I love the atmosphere and feelings it gives me during its gameplay. I am still pretty early…

Short excerpts linked to their source. The score above uses aggregate storefront ratings—not these few comments.