Unable to open door in House of Baron Garneau?

[Mikee]

otg wrote: I recently played HoBG Easy and at the end I found myself with a yellow door [at the very end of the mansion] but a purple key, and I couldn't see a yellow key anywhere so that last door was not possible to open

Am I missing something?

At first become 100% Secrets, so you have a chance to become the purple key. Before you go down to the end, look at first for your keys. When you have 2 yellow and 1 purple key, you can enter the last room.

Have Fun ;D