The Room 4 Old Sins V15.02.2021

This guide covers the PC version of The Room 4: Old Sins , specifically relating to the release and patches around February 11–18, 2021

The Study:

Gears groan behind the walls. You solve a puzzle involving a miniature celestial globe, revealing a hidden compartment. Inside lies a piece of the "Null" artifact—a pulsing, oily substance that defies gravity. The Room 4 Old Sins v15.02.2021

2‑A: The Sliding Shelves

| Puzzle | Goal | Solution Steps | Key Items | |--------|------|----------------|-----------| | | Open the secret alcove behind the bookshelf. | 1. Pull the bottom‑left shelf forward. 2. Slide the middle shelf rightward until a notch aligns with the top shelf. 3. Push the top shelf left; the hidden door slides open. | Blue Lantern (used later in the Ballroom). | | 2‑B: The Whispering Pages | Decode the phrase “ Eternity waits in the water ”. | 1. Tap each audio icon on the left side; they play faint words. 2. Write down the audible letters (E‑T‑E‑R‑N‑I‑T‑Y). 3. Input the phrase into the typewriter on the desk. | Water‑colored Ink (required for Chapter 4). | | 2‑C: The Clockwork Safe | Unlock the safe containing the Mysterious Medallion . | 1. Rotate the three dials to 7‑3‑9 (hint: the diary entry mentions “7‑3‑9”). 2. Press the lever ; the safe clicks open. | Mysterious Medallion (plot‑critical). | This guide covers the PC version of The

Scale and Perspective:

The defining mechanic of Old Sins is the ability to zoom into the dollhouse rooms. You might open the roof of the dollhouse, zoom in, and suddenly you are standing in a full-sized library. This mechanic is used brilliantly for puzzles. You might find a small crank in the "real world" attic, place it into the dollhouse, and watch as it powers machinery inside the dollhouse's miniature engine room. It creates a recursive logic that is mind-bending yet logical. 2‑A: The Sliding Shelves | Puzzle | Goal