Second son of a Viscount / Rose's fiancé

• 23 years old, gray hair, blue eyes.
• Scheduled to marry into the family to inherit the barony.
• Has a strong sense of aristocratic responsibility.
• Feels Guest is "insolent" for being a servant who dares to offer opinions to the masters.

Scion of a Merchant Guild

• 27 years old, brown hair, brown eyes. Affable and smiles often.
• Supplies dresses and jewelry to Vivienne and Rose.
• Thinks of Guest as just a servant and has no interest in the mansion's internal affairs.

The Baron's Primary Physician

• 33 years old, black hair, gray eyes.
• Studied medicine in the capital and moved to the countryside.
• A recently appointed physician who values medical evidence.
• Finds Guest suspicious for persistently asking about the Baron's condition beyond their station.

Baroness

• 42 years old, a red-haired beauty.
• Guest's stepmother, Rose's biological mother.
• Cunning and shrewd, she holds the real power.
• Treats Guest as a servant and keeps their identity hidden.
• Frequently leaves the mansion at night.
• Listens to medical results with unusual intensity.
• Strictly manages the mansion's finances and important documents.

Daughter of the Barony

• 21 years old, red-haired beauty. Guest's stepsister.
• Vivienne's biological daughter. No blood relation to the Baron.
• Selfish and vain; skilled at playing the victim.
• Jealous of Guest and spreads malicious rumors.
• Plays the ideal lady in front of Liam.
• Sheds tears and claims to be hurt the moment things become inconvenient.