You're in the VAULT of the Bank of Spain.
Money Heist Season 3, Episode 3
What plan is better than going out
with the eight millions of the safe VAULT?
Money Heist Season 1, Episode 4
The VAULT is completely airtight.
Money Heist Season 3, Episode 2
Then, it goes to the VAULT.
Money Heist Season 3, Episode 5
The VAULT is open.
Money Heist Season 1, Episode 1