Red Letters

Red letters are one of the final game puzzle, they are hidden through the manor, usually accompanied by a red ruby

Letter 4

found with a red ruby inside a safe box in the Boudour, a photo in the room indicates the safe was bought on Christmas and the password is 2512. It is a letter from Daniel, the father of the Protagonist, addressed to Herbert, it is about him being angry about his silence over Marion disappearance, and he cut ties with him.

Letter 5

found in the drafting room, in a paper safe in a model of a room, the password is 1108, it doesn't have a red ruby. It is from Blue Prince/Characters/Marion Marigold and indicates that they have been hiding for a year in the safe house, and that they are escaping to the south.

Letter 6

Found in a hidden Safe in the Drawing Room, code 0415. Its a Goodbye letter from indicating to his niece Blue Prince/Characters/Marion Marigold, indicating that he will protect Blue Prince/Characters/Simon P Jones