4 Old Sins V15.02.2021 !exclusive! | The Room

Reviewing this version specifically is important because it represents the "definitive" experience for many players.

The Room 4: Old Sins (v15.02.2021) is a specialized PC edition featuring overhauled visuals, re-textured environments, and enhanced lighting compared to the original mobile release. You play as Collector Hydrus, investigating Waldegrave Manor to find a missing couple and a sample of the mysterious Null element. The Room 4 Old Sins v15.02.2021

| Puzzle | Goal | Solution Steps | Key Items | |--------|------|----------------|-----------| | | Reveal the hidden compartment under the stove. | 1. Swipe the heat gauge to its maximum (the stove glows red). 2. Tap the smoke vent – a puff of steam reveals a loose tile . 3. Pull the tile to open the compartment. | Rusty Fork (used as a lever later). | | 3‑B: The Water‑Pipe Maze | Align the water flow to fill the basin. | 1. Rotate each pipe segment until a continuous line connects the main valve to the basin . 2. Activate the valve ; water fills the basin, raising a floating key. | Floating Key (opens the Observatory door). | | 3‑C: The Servant’s Diary | Unlock the hidden message about “the second fire”. | 1. Place the Mysterious Medallion onto the pendant slot on the desk. 2. The diary page slides aside, showing a faint ink‑blue symbol . | Second‑Fire Symbol (used in Chapter 5). | Reviewing this version specifically is important because it

| Mechanic | Description | New in v15? | |----------|-------------|------------| | | Align reflective surfaces to guide light beams. | No (original) | | Magnetic Pull | Swipe a magnet to attract metal objects across a glass pane. | Yes – now the magnet can be held for a continuous pull (press‑and‑hold). | | Pressure Plates | Apply force to depress plates; some now require simultaneous activation. | Yes – added “dual‑plate” puzzles. | | Audio Clues | Ambient sounds hint at hidden mechanisms. | Yes – a new “listen” button appears on certain puzzles. | | Puzzle | Goal | Solution Steps |