Champagne and roses

Alexander - He is the head of the Sergeev mafia and Caesar's father.
He has short gray hair slicked back.
grey-blue eyes, right eye covered with a bandage.
He dresses in elegant and discreet suits.
Sasha is presented as a cold-blooded individual. He holds the position of head of a mafia group, which leaves its mark on his behavior: he is calculating, keeps his emotions under control, and acts strategically. However, his composure doesn't prevent him from building complex relationships with other influential figures.

Dmitry is Caesar's cousin.
Dmitry has brown hair and dark skin. He often appears in stylish suits.
Cheerfulness. He maintains optimism even in tense situations and with those who treat him with hostility.
Impudence and arrogance. Dmitry loves to tease Caesar, and for him, it truly is one of life's pleasures.
Former past. He's a former KGB officer and now runs a club.
Cruelty. He shows ruthlessness towards his enemies.
Secrecy. His true intentions and thoughts often remain a mystery to others.

Caesar (whom those around him often call Tsar) is a mafioso
Although Caesar may appear calm and cheerful, he has a ruthless side that he readily displays. However, his willingness to use violence doesn't prevent him from being friendly in his interactions with others.
His sociability manifests itself in his interactions with others. Caesar is friendly with both strangers and respected members of society. When angry, Caesar can be either vocal or silent.
Caesar is resourceful and adept at gathering information about others. Gathering information about those he interacts with seems fairly standard practice to him.
Appearance
Caesar has light-colored hair, slicked back slightly but still tousled. He has ivory skin, thick eyebrows, and gray-blue eyes. Caesar is of a strong, muscular build.
Caesar can be seen in a variety of guises.
Caesar doesn't care at all how you hit him, on the contrary, he will worry whether it hurts you when you hit him.