Heartsworn Abyss: NighTmaRes
Game Information
Developer
sky blue asterVersion
v0.56
Engine
Ren'Py
Release Date
Oct 24, 2025
Last Update
Jan 11, 2026
Censorship
Uncensored
Overview
Heartsworn Abyss: NighTmaRes is a 2D visual novel for players who want dark romantic drama with heavy netorare undertones. The tone is bleak and tense, built around jealousy, coercion, and the slow unraveling of a relationship.
Story
Rei Tsukiyora, a pawnshop owner scraping by in Miyogawa's underworld, takes in Akari Hashimoto after finding her fleeing captors. What begins as a temporary arrangement becomes a shared life, until Akari's past catches up with her. Ryuichi Satou, a powerful company head, sets his sights on her and, after being rejected, launches a scheme to seize her company and break her resolve, with Rei caught in the fallout.
Gameplay
The game plays as a linear visual novel told from a male protagonist's point of view, with story branches that lead to multiple endings depending on the choices made along the way. Players follow the fallout of Ryuichi's scheme through scripted scenes and dialogue choices that shape how far the corruption goes and who ends up compromised. Some scenario paths expand on what happens when the two leads are kept apart, adding weight to the decisions made earlier in the story.
Features
- Voiced dialogue for key scenes
- Hand-drawn 2D art with dedicated CGs for major story beats
- Multiple endings shaped by player choices
- Mature themes including blackmail, corruption, and non-consensual scenes
Installation
1. Extract and run.
Changelog
v0.56
- 4K update. Enjoy your favorite redhead in ultra-high-def! (Shiori+ only)
- Two new CGs. Bzz, bzz!
- One new H-scene in Chapter 1. Voice acting will be added after feedback.
- Greatly expanded the scenario where Akari & Midori are separated.
- New NVL system. Text now perfectly fits inside the message box and will auto-clear once full. Previously this was manually cleared, so it’s a huge improvement in efficiency.
- Gallery reworked. Get a sneak preview of Shiori’s sprite!
- Fixed several bugs, typos, and redundancies.
v0.41b
- N/A