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Saintess Eruna and the Lustful Book of Corruption ~Busty Sister's H Services~

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App ID 3141900
App Type Game
Developer
Publisher 072 Project
Franchise 072 Project X
Supported Systems Windows
Technologies RPGMaker Engine
Last Changenumber 31048495
Last Record Update 11 September 2025 – 02:14:04 UTC ()
Release Date 11 July 2025 – 08:00:12 UTC ()
❓ 80.91%
109 reviews
0
In-Game
🥵 Hentai 🔞 Sexual Content 🙈 Mature 👩 Female Protagonist 😌 Casual

One day, the sealed book suddenly exuded light, and a powerful succubus invaded Eruna's body. To suppress the succubus in her body, she has to keep taking “love potions”... Can Eruna resist the effect of the love potion and protect her purity from the men and the succubus?

Steam price history

Current Price $9.99
Lowest Recorded Price $7.99 at -20% 22 September 2025
Currency Current Price Converted Price Lowest Recorded Price
U.S. Dollar $9.99 $9.99 $7.99 $7.99 at -20%
Russian Ruble 385 ₽ $4.73 -52.60% $3.78 308 ₽ at -20%
Kazakhstani Tenge 2900₸ $5.39 -46.04% $4.31 2320₸ at -20%
Vietnamese Dong 142000₫ $5.39 -46.01% $4.31 113500₫ at -20%
Ukrainian Hryvnia 225₴ $5.39 -46.00% $4.31 180₴ at -20%
Indian Rupee ₹ 480 $5.46 -45.31% $4.37 ₹ 384 at -20%
Indonesian Rupiah Rp 90999 $5.47 -45.20% $4.37 Rp 72799 at -20%
South Asia - USD $5.49 $5.49 -45.05% $4.39 $4.39 at -20%
Taiwan Dollar NT$ 172 $5.58 -44.12% $4.44 NT$ 137 at -20%
Philippine Peso ₱335.00 $5.71 -42.77% $4.57 ₱268.00 at -20%
South African Rand R 100.00 $5.76 -42.33% $4.60 R 80.00 at -20%
LATAM - U.S. Dollar $5.79 $5.79 -42.04% $4.63 $4.63 at -20%
MENA - U.S. Dollar $5.79 $5.79 -42.04% $4.63 $4.63 at -20%
Chilean Peso CLP$ 5750 $6.05 -39.43% $4.84 CLP$ 4600 at -20%
Brazilian Real R$ 32,99 $6.10 -38.88% $4.88 R$ 26,39 at -20%
CIS - U.S. Dollar $6.29 $6.29 -37.04% $5.03 $5.03 at -20%
Malaysian Ringgit RM26.75 $6.32 -36.68% $5.06 RM21.40 at -20%
Kuwaiti Dinar 1.95 KD $6.35 -36.34% $5.08 1.56 KD at -20%
Colombian Peso COL$ 26000 $6.68 -33.08% $5.34 COL$ 20800 at -20%
Thai Baht ฿220.00 $6.70 -32.86% $5.36 ฿176.00 at -20%
Mexican Peso Mex$ 123.99 $6.73 -32.62% $5.38 Mex$ 99.19 at -20%
Peruvian Sol S/.23.00 $6.78 -32.04% $5.43 S/.18.40 at -20%
Qatari Riyal 24.99 QR $6.86 -31.26% $5.49 19.99 QR at -20%
South Korean Won ₩ 9900 $6.87 -31.16% $5.50 ₩ 7920 at -20%
Singapore Dollar S$10.00 $7.69 -22.96% $6.15 S$8.00 at -20%
Uruguayan Peso $U310 $7.78 -22.06% $6.22 $U248 at -20%
U.A.E. Dirham 29.00 AED $7.89 -20.96% $6.31 23.20 AED at -20%
New Zealand Dollar NZ$ 14.75 $8.47 -15.13% $6.78 NZ$ 11.80 at -20%
Hong Kong Dollar HK$ 66.00 $8.49 -14.99% $6.79 HK$ 52.80 at -20%
Japanese Yen ¥ 1320 $8.65 -13.40% $6.92 ¥ 1056 at -20%
Costa Rican Colon ₡4600 $9.18 -8.10% $7.34 ₡3680 at -20%
Canadian Dollar CDN$ 12.99 $9.28 -7.10% $7.42 CDN$ 10.39 at -20%
Australian Dollar A$ 14.50 $9.44 -5.48% $7.55 A$ 11.60 at -20%
Norwegian Krone 110,00 kr $11.01 +10.23% $8.80 88,00 kr at -20%
Israeli New Shekel ₪36.95 $11.17 +11.82% $8.93 ₪29.56 at -20%
Euro 9,75€ $11.30 +13.15% $9.04 7,80€ at -20%
British Pound £8.50 $11.34 +13.58% $9.07 £6.80 at -20%
Polish Zloty 45,99zł $12.59 +26.03% $10.07 36,79zł at -20%
Swiss Franc CHF 10.99 $13.77 +37.85% $11.01 CHF 8.79 at -20%
Chinese Yuan N/A N/A N/A
Saudi Riyal N/A N/A $5.39 20.24 SR at -10%
Valve suggested prices are shown on package pages.

Price history

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Additional Information

Developer はちからビスケット
community_visible_stats Yes
ReleaseState released
Publisher 072 Project
Store Release Date 11 July 2025 – 08:00:15 UTC ()
osarch empty string
community_hub_visible Yes
Social Media https://discord.gg/UFRSke7zqU
https://x.com/072Project
https://www.youtube.com/channel/UCZ2TEwc_1VqstHgVveEam5g
Primary Genre Casual (4)
Store Genres Adventure (25), Casual (4), Indie (23), RPG (3)
Steam Release Date 11 July 2025 – 08:00:12 UTC ()
Store Asset Modification Time 11 September 2025 – 02:13:46 UTC () (1757556826)
library_assets
library_capsuleen,ja,zh-tw,zh-cn
library_heroen
library_hero_bluren
library_logoen,ja,zh-tw,zh-cn
library_headeren,zh-tw,ja,zh-cn
logo_position ↴
pinned_positionCenterCenter
width_pct48.405207413572896
height_pct92.92119484699035
osextended empty string
name_localized
japanese聖女エルナと堕淫の書 〜爆乳シスターのHなお務め〜
tchinese 聖女艾露娜與墮淫之書〜爆乳修女的色情使命〜
schinese圣女艾露娜与堕淫之书〜爆乳修女的色情使命〜
review_score 8
review_percentage 90
Detected Technologies (?) RPGMaker Engine, Greenworks SDK, NWJS SDK, NodeJS SDK
Steam Deck Compatibility
  • Steam Deck:
  • This game sometimes shows mouse, keyboard, or non-Steam-Deck controller icons
  • All functionality is accessible when using the default controller configuration
  • 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: Playable
  • steamos_compatibility: Compatible
  • test_timestamp: 23 July 2025 – 00:00:00 UTC
  • tested_build_id: 19059035
  • configuration:
    supported_inputother
    requires_manual_keyboard_invoke0
    requires_non_controller_launcher_nav0
    primary_player_is_controller_slot_00
    non_deck_display_glyphs1
    small_text0
    requires_internet_for_setup0
    requires_internet_for_singleplayer0
    recommended_runtimeproton-9.0-4RC
    requires_h2640
    requires_voice_files0
    gamescope_frame_limiter_not_supported0
    hdr_support0
restricted_countries CN,DE,SA
China, Germany, Saudi Arabia
Content Descriptors Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)
controllertagwizard Yes
First seen on SteamDB 31 July 2024 – 08:50:45 UTC (), in changelist #24585350
Content Descriptors (Including DLC) Some Nudity or Sexual Content (1), Adult Only Sexual Content (3), Frequent Nudity or Sexual Content (4), General Mature Content (5)

Supported Languages

4 Languages Interface Full Audio Subtitles Achievements
Japanese Yes Yes Yes
English Yes Yes Yes
Simplified Chinese Yes Yes Yes
Traditional Chinese Yes Yes Yes

Assets

Load all asset images 🔞
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header_image
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library_assets_full
library_capsule ↴
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library_hero ↴
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library_hero_blur ↴
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library_logo ↴
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image2x/schinese4f8b84951c83652c1bdd0aadca377f6e5f275e0a/logo_schinese_2x.png
logo_position/pinned_positionCenterCenter
logo_position/width_pct48.405207413572896
logo_position/height_pct92.92119484699035
library_header ↴
image/english9fd9e3b498be5e31f117303f53c19f6d1a35d24d/library_header.jpg
image/tchinese5b94f6dbef579f7d87a8df7bb97e3de7a722febd/library_header_tchinese.jpg
image/japanesee81b254bd9000a5b030845dbf8dddff12e7871c9/library_header_japanese.jpg
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Assets
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library_hero60ae8c5c8ee6f9fcc6981cdb32abed84fc79c523/library_hero.jpg
community_icond2a5d4a6799a575c6134425956f518c7b13b8a85.jpg
page_background_pathapp/3141900
raw_page_backgroundpage_bg_raw.jpg
timestamp11 September 2025 – 02:14:01 UTC

Trailer 928360 ↴

trailer_name PV_EN
trailer_category 3
trailer_480p ↴
video/webm 257165334/movie480_vp9.webm
video/mp4 257165334/movie480.mp4
trailer_max ↴
video/webm 257165334/movie_max_vp9.webm
video/mp4 257165334/movie_max.mp4
microtrailer ↴
video/webm 3141900/1732185648/2a68d2bba1c1977520ab8aed759bbd339baca95b/1751869200/microtrailer.webm
video/mp4 3141900/1732185648/2a68d2bba1c1977520ab8aed759bbd339baca95b/1751869200/microtrailer.mp4
adaptive_trailers ↴
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hls_h264 3141900/1732185648/2a68d2bba1c1977520ab8aed759bbd339baca95b/1751869200/hls_264_master.m3u8
screenshot_medium 257165334/9e7634db32dbd468c9ef625e2279add885a5bd5b/movie_600x337.jpg
screenshot_full 257165334/9e7634db32dbd468c9ef625e2279add885a5bd5b/movie_full.jpg
all_ages false
is_highlight true
timestamp 11 September 2025 – 02:13:57 UTC
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