What is the main conflict between sinesio and Faustina in the beginningla puerta?

The main conflict between Sinesio and Faustina in the beginning of "La Puerta" is their differing perspectives on wealth and social status. Sinesio comes from a wealthy background and values material possessions, while Faustina, who is poor, believes in the importance of love and relationships over money. This clash of values creates tension between the two characters.