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Game library / Hollow Heart
Hollow Heart
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Steam

Hollow Heart

Catalogue information flags mature content for this game.

Hollow Heart is a growth‑simulation game about forbidden human transmutation and twisted sisterly devotion. As the elder sister, you gather materials, rebuild your little sister’s soul and body, and attempt to revive her in a more “perfect” form.

Expected release · 2027

At a glance

About this game

Core game information and the store records it came from.

Title
Hollow Heart
Content
Game
Expected release
2027
Platforms
Windows
Connected stores
1
Steam Steam source details
Store title
Hollow Heart
Product ID
4524120
Developer
Phantom Doll Lab
Publisher
Phantom Doll Lab
Store platforms
Windows
Source checked
2026-10-14 18:45 UTC

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How you can play

Features and tags

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Store tags

Genres

  • Adventure
  • Indie
  • RPG
  • Simulation

Categories and genres from the Steam store, observed 2026-10-14. Store tags from Steam, as players and the store apply them.

Compare & explore

One game, connected stores

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Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

No comparable price yet

No saved EUR price for SE has enough matching product information for this comparison.

0 included price records from 0 stores · 1 linked listing

  • 1 listing has no recorded amount
How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Player activity

Observed Steam player history

Latest 1,000 points at most. Bucket averages; the first bucket is included in full. Summary averages are approximate.

Player history is taking shape

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Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

No local EUR price observations for Europa in the past year.

Catalogue activity

Recent changes

Prices, release dates and store listing updates we detected. Repeated store refreshes are grouped.

No changes detected yet. Price and release updates will appear here.