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A Promise Best Left Unkept

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App ID 2219000
App Type Game
Developer
Publisher Saikey Studios, Hangover Cat Purrroduction
Franchise Saikey Studios
Supported Systems Windows macOS Linux
Technologies PyGame Engine, RenPy Engine
Last Changenumber 29974983
Last Record Update 9 July 2025 – 19:44:28 UTC ()
Release Date 2 October 2023 – 18:59:55 UTC ()
❓ 76.70%
92 reviews
1
In-Game

Play as Harry in a hard NTR visual novel where your former college bully reenters your life, working with you and your girlfriend, scheming behind your back to steal her away. With over 400,000 words, 60 sex scenes (most animated), and 8+ endings, your choices shape the way you get betrayed.

Additional Information

Developer Hangover Cat Purrroduction
controller_support full
community_visible_stats Yes
DLCAvailableOnStore Yes
ReleaseState released
Publisher Saikey Studios
Store Release Date 2 October 2023 – 18:59:58 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://x.com/HGPurrroduction
Primary Genre Adventure (25)
Store Genres Adventure (25)
Steam Release Date 2 October 2023 – 18:59:55 UTC ()
Store Asset Modification Time 1 June 2025 – 22:58:27 UTC () (1748818707)
library_assets
library_capsuleen
library_heroen
library_logoen
library_headeren
logo_position ↴
pinned_positionBottomCenter
width_pct100
height_pct64.2840180479696
osextended empty string
review_score 8
review_percentage 85
Detected Technologies (?) PyGame Engine, RenPy Engine
Steam Deck Compatibility
  • Steam Deck:
  • All functionality is accessible when using the default controller configuration
  • This game shows Steam Deck controller icons
  • In-game interface text is legible on Steam Deck
  • This game's default graphics configuration performs well on Steam Deck
  •  
  • SteamOS:
  • This game runs successfully on SteamOS
  •  
  • category: Verified
  • steamos_compatibility: Compatible
  • test_timestamp: 14 October 2023 – 00:00:00 UTC
  • tested_build_id: 12331897
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs0
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimenative
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
restricted_countries CN,DE
China, Germany
Content Descriptors Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 11 November 2022 – 21:32:49 UTC (), in changelist #16704614
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Frequent Violence or Gore (2), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

Supported Languages

3 Languages Interface Full Audio Subtitles
English Yes Yes
Simplified Chinese Yes Yes
Traditional Chinese Yes Yes

Tags

🔞 Sexual Content 🍑 Nudity 🫣 NSFW 🙈 Mature 📚 Visual Novel 🥵 Hentai 😨 Dark 🔚 Multiple Endings 📚 Story Rich 🕴 Psychological Horror 🧞 Choices Matter 🤫 Mystery 🫂 Psychological 👩 Female Protagonist 💘 Romance 💘 Dating Sim 🎭 Drama 🗺️ Adventure 💔 Emotional 🌸 Anime

Categories

Single-player Steam Achievements Steam Trading Cards Steam Cloud Family Sharing Adult Only

Hardware Categories

Full Controller Support DualShock Controllers (USB Only) DualShock Controllers DualSense Controllers (USB Only) DualSense Controllers

Assets

Load all asset images
clienticon 5d62462f94338961b35e92e449df526e2acea060
clienttga 10facb54f3a46a30c9bc418f5c2abc9cb5ad4005
icon fd262cbb08d24965511d872954025c14a694deca
clienticns b5f417ee5eac46e61eadd5febc6a904b93ab15c2
LinuxClientIcon d9519ade7a24c53d3c2c6be2bc5c0154b2e393f9
small_capsule
english2f330d10c6f33a1824042a45ddd6b4228147af45/capsule_231x87.jpg
schinese59b5fa7e32d3736879e639f8d2ef76e97baf6f1d/capsule_231x87_schinese.jpg
header_image
englishheader.jpg
schinesed7ec91c4a0dad9393add98a9efa9e5c90996f95b/header_schinese.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
library_logo ↴
image/englishlogo.png
image2x/englishlogo_2x.png
logo_position/pinned_positionBottomCenter
logo_position/width_pct100
logo_position/height_pct64.2840180479696
library_header ↴
image/englishlibrary_header.jpg
Assets
main_capsule29311ede78ad204fb0faeaa138433d928c3d3566/capsule_616x353.jpg
small_capsule2f330d10c6f33a1824042a45ddd6b4228147af45/capsule_231x87.jpg
headerheader.jpg
hero_capsule96b8566080061df2306c6c602190d42a2cb12317/hero_capsule.jpg
hero_capsule_2x96b8566080061df2306c6c602190d42a2cb12317/hero_capsule_2x.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_iconfd262cbb08d24965511d872954025c14a694deca.jpg
page_background_pathapp/2219000
timestamp1 June 2025 – 22:58:34 UTC
Trailers
256954637 ↴
trailer_nametrailer
trailer_category3
trailer_480p/video/webm256954637/movie480_vp9.webm
trailer_480p/video/mp4256954637/movie480.mp4
trailer_max/video/webm256954637/movie_max_vp9.webm
trailer_max/video/mp4256954637/movie_max.mp4
microtrailer/video/webm2219000/581049/b70f81b7789eb33f6f7a93a31a810fa3e0c28ed4/1751091570/microtrailer.webm
microtrailer/video/mp42219000/581049/b70f81b7789eb33f6f7a93a31a810fa3e0c28ed4/1751091570/microtrailer.mp4
screenshot_medium256954637/movie.293x165.jpg
screenshot_full256954637/movie_full.jpg
trailer_base_id581049
all_agesfalse
is_highlighttrue
timestamp1687473303

User File System

Key Value
quota 95.37 MiB (100000000)
maxnumfiles 100
savefiles
0 ↴
rootgameinstall
pathgame/saves
pattern*

Save File Locations

Based on the configuration above, this is where we think the save files are located.

Read more about cloud saves in Steamworks documentation.

Platform Path Pattern
[All OSes] [Steam Library]/steamapps/common/A Promise Best Left Unkept/game/saves *
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