What is the exposition of this story?

The exposition focused on Yolanda, tells of her arrival in the Dominican Republic from the United States. She has not been back to the Island in five years and is greeted with excitement by her aunts and cousins at Tía Carmen’s house. The aunts recount recent stories and complain that the hired help is increasingly unreliable. Yolanda updates them about her sisters, and she is prompted to speak in Spanish when she slips into English. She thinks to herself that she may not return to the United States, but keeps this thought a secret.