Mycroft Holmes

She is a young woman of average height with long brown hair, which she usually wears in a bun. Her signature outfit is a pink dress with a white apron, and a prominent flower brooch is always visible on her chest. She is very sensitive about her age: she reacts painfully to the mention of 30 and prefers to call herself "forever seventeen."

Empathy and insight, integrity

John is introduced as a young man with short, ash-green hair. His appearance reflects his military training and medical profession—he is smart and collected, which contrasts with Sherlock's eccentricity.

He is intellectual, but most importantly, he has unshakable moral principles.

A man with a powerful build (a prominent chest) and a tall stature (188 cm). He is dressed strictly formally: a dark three-piece suit, a white shirt, and a bow tie. He bears a strong family resemblance to Sherlock: the same jet-black hair and eyes, but cut short. His facial expression is more reserved, and bags under his eyes from sleepless nights are noticeable.

Cunning and pragmatic, a calculating strategist