Tenebris Somnia · Desiderium apartment
Solve the poem photographs and finish the Glass Box route
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The opening line of the first poem determines the four-photograph order. Match your own variant below, then continue the apartment’s vase, figures and statue sequence. Solving the wall alone does not award the final knife.
PC full release · Research checked October 22, 2026 · Late apartment and item-transformation spoilers
Do the faucet and Ivan statue interactions first
Enter Ivan’s Floor 2 apartment, interact with the bathroom faucet, then return to the living room and interact with the Ivan statue holding the knife. The puzzle guide flags this setup as critical for later steps. Do it before spending time on the photograph wall.
Take the Glass Box from the bedroom table beside the bed and the Photographs from the office clothes rack. Outside, break the flooded stairwell wall with a melee strike, enter the bathroom through the opening and interact with the shower curtain to reveal the route to the kitchen.
Match the first poem before selecting photographs
On Floor 3, take the Glass Vase from the office plant-vase interaction and combine it with the Film Canisters. Inspect the poems on the Roman-numeral wall, use the Photographs there, and choose the images in the order belonging to your first poem.

| First poem begins | I | II | III | IV |
|---|---|---|---|---|
| He nestles in her hand… | Hand with ring | Ear with earring | Shiny dress | Pearls necklace |
| You’re dead… | Cross necklace | Feet | Sunglasses | Black veil |
| I’m dreaming… | Mouth with lipstick | Sunglasses | Ear with earring | Black dress |
| Adorned with the blue of silver… | Feet | Shiny dress | Closed eyes with large eyelashes | Black glove |
Match the picture details rather than selecting “a necklace” or “a dress” from memory. The cross necklace and pearls necklace belong to different variants; so do the shiny and black dresses. If you recognize the opener but the wall does not resolve, check those near-matches before changing to a different poem’s row.
Use the oven mixture to open the VHS chest
Return to the Floor 2 kitchen with the Vase Filled with Chemicals and Blood. Use it on the oven, then use the Lighter on the oven. Collect the Circular Plate from the table.
In the Floor 2 office, collect the Julia Figure and use the Circular Plate on the chest to obtain the VHS Tape. Combine the Julia Figure with the Glass Box. If your vase still contains only Film Canisters, recheck the faucet/statue setup and photograph sequence; do not substitute the early-game Glass mixture from the study-door puzzle.
The TV shows enemies the room does not
Take the VHS Tape to the Floor 3 living-room television and use it there. Survive the waves of enemies which are visible only on the TV screen. Afterwards, collect the Ivan Figure on the TV screen and combine it with the Glass Box as well. Carrying both loose figures without putting them in the box leaves the next statue interaction unfinished.

Fill the statue, then expose the mixture at the light
- Go to the blue door at the far left of the Floor 2 hallway.
- Inside, enter A.S. on the left and continue to the statue with a hole in its chest.
- Use the Glass Box containing the figures on that statue.
- When the statue turns gold, break it.
- Continue left to the studio light and use the Vase Filled with Chemicals and Blood there to make Auritsatio.
- Return to the Ivan statue in the Floor 2 living room. Use Auritsatio to obtain the Lapis Fictus Knife.

The finished knife begins the Melanosis, Virdis and Aurifer conversion chain. Save the distinction: this apartment sequence produces Lapis Fictus, not the final yellow knife.
Sources and version
Source-based walkthrough for the PC full release, checked October 22, 2026. Route reference: Metadata Rosenberg and Dalia’s Puzzle and Boss Guide, sections 23–25. The four answer variants are the puzzle’s documented solution data from section 24; the route is organized here by missing inventory state.. Gameplay excerpts are credited in their captions. Check the official update feed if your installed version behaves differently.