Resident Evil Requiem throws its first real challenge at you early: a locked Puzzle Box sitting in the Chairman's Office of the Rhodes Hill Care Center. What follows is a chain of environmental puzzles that gate your escape from this nightmare facility. Miss a step, run out of ammo at the wrong moment, or overlook a clue, and Grace's chances of survival drop fast. This guide walks you through both locked boxes, the items you need to crack them, and exactly what you earn for your trouble.
Chairman's Office Puzzle Box: How to Crack the First Lock
The Chairman's Office puzzle is the first proper brainteaser in Resident Evil Requiem, and it's mandatory. The Moon Quartz locked inside is one of three items Grace absolutely must collect to escape the Rhodes Hill Care Center, so there's no skipping it.

Resident Evil Requiem Rhodes Hill Care Center Puzzle Box Guide
What Is the Clue and Where Do You Find It?
When you step into the office, a notepad sits on a table near the entrance. The catch: the writing on it is invisible. The indentations from a previous message are pressed into the paper, but you can't read them without the right tool. That tool is a Pencil, and you don't start with one.
Where to Find the Pencil
Move through the main office into the smaller back room connected to it. An enemy is waiting there, so weigh your options before committing:
- If your ammo count is healthy, take it out and search the room without pressure.
- If you're running low on supplies, dash in, grab the Pencil off the desk, and retreat immediately to the main room.
Neither approach is wrong. Conserving resources early pays off later in the care center.
Solving the Puzzle Step by Step
Once the Pencil is in your inventory, return to the notepad in the main office. Select Use on the Pencil and apply it to the notepad. Grace will shade across the paper, and the hidden combination will emerge from the indentations. Take note of the code, then walk to the Puzzle Box in the same room and enter it.
What's Inside the Chairman's Office Puzzle Box?
The reward is the Moon Quartz, one of the three critical items needed to break out of Rhodes Hill. Here's the important part: your inventory space is almost certainly tight at this point. Rather than carrying the Moon Quartz around while you hunt the remaining two items, deposit it in the storage box near the care center's main hall. You'll retrieve everything when you're ready to leave.
Lead Researcher's Office Puzzle Box: How to Solve the Second Lock
Venturing deeper into the care center brings you to the Lead Researcher's Office, where a second Puzzle Box waits. This one is trickier than the Chairman's version for two reasons: you can't even touch it until you remove a physical barrier, and the combination isn't hidden in a single obvious spot.

Resident Evil Requiem Rhodes Hill Care Center Puzzle Box Guide
Why Can't You Interact With the Box Right Away?
A heavy padlock secures this box. None of Grace's standard tools can break through it. The only solution is the Corrosive, a chemical agent that dissolves the lock entirely.
Where to Find the Corrosive
The Corrosive is located inside the Conference Room within the care center. Retrieve it from there, bring it back to the Lead Researcher's Office, and apply it to the padlock. Once the lock is gone, you can finally interact with the Puzzle Box itself.
How Do You Find the Combination?
Unlike the Chairman's Office puzzle where one item reveals everything, this solution is spread across multiple photographs scattered around the Lead Researcher's Office. Each photo contains a piece of the answer visible in its background details. Study them carefully and piece the sequence together.
The correct combination is: Star - Sun - Moon - Sun

Resident Evil Requiem Rhodes Hill Care Center Puzzle Box Guide
What Do You Get for Solving It?
Opening this box rewards you with two items, making it the more valuable of the two puzzles:
The Sun Quartz brings you two-thirds of the way to escaping the care center. The Organ Transport Box Note is equally important: it points you toward the Garage, where an artificial organ sits in a locked transport box. That organ feeds directly into a later puzzle, so read the note carefully.
What's the Third Quartz and Where Does It Fit?
Both puzzle boxes contribute to the same goal: collecting all three Quartz items needed to escape Rhodes Hill. The Moon Quartz and Sun Quartz come from these two boxes. The third piece is obtained through a separate puzzle chain that the Organ Transport Box Note helps set in motion. Prioritize the Garage once you've cleared both offices.

Resident Evil Requiem Rhodes Hill Care Center Puzzle Box Guide
Working through both puzzle boxes methodically, conserving ammo where possible, and keeping your inventory clean will put Grace in the best position to survive what Rhodes Hill throws at her next.
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