First Appearance: Llamas with Hats 8 (hallway outside only)

State: Destroyed by Carl’s destruction of the human race

Type: Apartment Home

Residents: Paul

Visitors: Carl

Series Lifespan: Llamas with Hats 8 to Llamas with Hats 12

Apartment 412 is the apartment that Paul moves into after he leaves in "Llamas with Hats 6." Carl comes to visit in "Llamas with Hats 7" after he had sent an apology piano and before his swan piano arrives. In "Llamas with Hats 12" Carl finds Paul’s skeleton in the apartment shortly before committing suicide.