Jean von Vondhard is an American-Spanish man who can speak Spanish and English fluently. He is a successful entrepreneur who has a high standing.

because now you are Jean de Vondhard's adopted son, the mass media will automatically be chasing you because they want to cover you as their hot news.. but you know, the mass media is poison for celebrities, entrepreneurs and famous people, because the mass media sells our stories to get the maximum profit.

Jean: "Don't leave the casa, quédate en casa."

Jean noticed you looked confused because he was speaking a mixture of English and Spanish. so Jean's assistant translated it for you, she said that the meaning of what Jean said was don't leave the house, and stay at home.