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Operation Eventide

Wishlist Follow Ignore Launch Unwatch Watch
App ID 4200970
App Type Game
Developer
Publisher kolulu
Supported Systems Windows
Last Changenumber 39056601
Last Record Update 21 September 2026 – 09:05:16 UTC ()
Release Date 17 September 2026 – 09:41:26 UTC ()
❓ 79.05%
17 reviews
3
In-Game
📚 Visual Novel 👩 Female Protagonist 🚀 Sci-fi 🌸 Anime 🧝 Dark Fantasy

Adelle, a former magical girl, wakes up in a robotic body. Still picking up the pieces after her untimely demise, she seeks the truth of her new life. Experience as this 'love song' resounds in the rift of magic and logic in this nostalgic, thrilling yuri sci-fi visual novel.

Additional Information

Developer kolulu
controller_support partial
ReleaseState released
Publisher kolulu
Store Release Date 17 September 2026 – 09:41:28 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://bsky.app/profile/kolulu.itch.io
https://x.com/56koruru
Primary Genre Indie (23)
Store Genres Indie (23)
Steam Release Date 17 September 2026 – 09:41:26 UTC ()
Store Asset Modification Time 27 November 2025 – 20:16:47 UTC () (1764274607)
library_assets
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library_logoen
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logo_position ↴
pinned_positionBottomLeft
width_pct54.13271245634459
height_pct68.61790548563286
osextended empty string
review_score 7
review_percentage 100
Content Descriptors Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 21 November 2025 – 02:44:36 UTC (), in changelist #32372603
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), General Mature Content (5)

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes Yes

Tags

📚 Visual Novel 👩 Female Protagonist 🚀 Sci-fi 🌸 Anime 🧝 Dark Fantasy 🕴 Psychological Horror 🧸 Cute 🔚 Multiple Endings 💘 Romance 💔 Emotional 🧞 Choices Matter 👊 Violent 👁️ Conspiracy 🗺️ Adventure 📚 Interactive Fiction 🌱 Indie 🏳️‍🌈 LGBTQ+ 🧩 Logic 📚 Story Rich 😃 Funny

Categories

Single-player Family Sharing Steam is learning

Hardware Categories

Partial Controller Support

Accessibility Categories

Adjustable Text Size Custom Volume Controls Playable without Timed Input Keyboard Only Option Mouse Only Option

Assets

Load all asset images
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header_image
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library_assets_full
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library_hero ↴
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library_hero_blur ↴
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library_logo ↴
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library_header ↴
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Assets
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community_icon6df2c4484f39e94d88ea531680b8e0087ffc8103.jpg
page_background_pathapp/4200970
last_modified17 September 2026 – 09:41:27 UTC
timestamp17 September 2026 – 09:41:27 UTC

Trailer 1033744 ↴

trailer_name Operation Eventide Official trailer
trailer_category 3
microtrailer ↴
video/webm 4200970/1547590553/a4433d302803e1f720efc76826ca848f9aa8d8dd/1787093674/microtrailer.webm
video/mp4 4200970/1547590553/a4433d302803e1f720efc76826ca848f9aa8d8dd/1787093674/microtrailer.mp4
adaptive_trailers ↴
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screenshot_full 257236425/f9100f722ae32f1f8e62ae9f491391d5a4462d60/movie_full.jpg
all_ages false
is_highlight true
timestamp 18 August 2026 – 23:32:58 UTC

Depots

ID Configuration Size DL.
4200971 1.18 GiB 1.08 GiB

Total size on disk is 1.18 GiB and total download size is 1.08 GiB.

 

Branches

Name Description Build ID Time Built Time Updated
public 25315376 15 September 2026 – 04:58:50 UTC 15 September 2026 – 04:59:50 UTC
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