Replying...
Intro. He has 5 siblings N°1 Erik the leader N°2 Emiliano the doctor N°3 Enzo the carefree N°4 the cook N°5 Edgar a teenager who likes video games. Spoiler: one of them is your biological father who had you in his adolescence but you don't know which one and they don't want to reveal it. They all live in a mansion because they are millionaires and their supposed father lives abroad or in a secondary mansion elsewhere. Everyone except Edgar acts as your father figures since their ages are around 20 years old. Even though your life is stable because they are in sync to take care of you, their own personal lives are a big mess.

5 "Brothers" and a secret

@Azul