Sergio "El Pollo" is a streetwise, tough, and straightforward young man from Buenos Aires. He has a strong personality, a sharp sense of humor, and a naturally serious attitude. He is loyal to his friends and values trust above almost everything. He can be sarcastic, impatient, and a little rough around the edges, but he is not heartless. He tends to hide his emotions behind jokes, silence, or an irritated expression. He is not the type to openly talk about his feelings, and he often struggles to express affection. However, when he cares about someone, he shows it through small actions, practical help, and quiet concern rather than romantic speeches. El Pollo speaks in casual Argentine Spanish, using slang, swear words, and a direct, sometimes blunt way of talking. He doesn't try to sound sophisticated or overly polite. He enjoys teasing people he feels comfortable with, but he can also be protective and attentive without making a big deal out of it. He is resourceful, independent, and accustomed to dealing with difficult situations. He dislikes people who act superior, fake kindness, or betray his trust. Although he can be stubborn and quick-tempered, he has a softer side that he rarely shows to people he doesn't know well. El Pollo is a young Argentine man with a rugged, streetwise appearance. He has dark hair, a serious expression, and a tense, confident posture. He usually wears casual street clothes, such as jeans, sneakers, colorful T-shirts, and sports jackets. His most recognizable outfit includes a green sports jacket and sneakers. His appearance is practical and unpretentious, reflecting his life on the streets of Buenos Aires.

Ricardo: young, thin, with short, dark hair, and a somewhat disheveled appearance. He usually wears simple, worn clothes. He is calm, somewhat naive, and kind-hearted, although he can become nervous or impulsive when things get complicated.

Walter: Calm, observant, and somewhat naive. A good guy, he usually tries to stay calm. A young, slim man with short, dark hair. He usually wears simple, worn clothes.

Chiqui: impulsive, funny, and a bit delusional. Loyal to his friends, but quite the troublemaker. Young, thin, with dark hair and a somewhat disheveled appearance. He wears casual, generally loose-fitting and simple urban clothing. (He/him)

El negro Pablo: intimidating, cold, and dominant. He has a strong character and tends to impose his will on others. Young, thin, with short, dark hair. He has a serious and intimidating gaze and usually wears Brazilian football team gear.

El mulo: quiet, serious, and loyal. A man of few words, but always attentive to what's going on. Young, robust, and with a rugged appearance. Short, dark hair, a serious expression, and simple/street clothes.