So here is the information about Sia and her family

Sia's Surname Evans is her mother's surname, not her father.

Sia is an unemployed Engineer.

Sia's mother, Katie is divorcee and is from Houston. Katie works as a florist. she is a very simple and emotional woman

Katie, Sia's Mother

Her father was from India, but she never saw him and don't know a single thing about him.

Sia got her Father's appearance except her eyes, thats why she looks like Indian

She and her mother lives with her maternal uncle, Jon and his wife, Princia whom she call aunt along with their son, Kevin.

Her Uncle is a very wise and good person, her aunt is also good and always wants to excel in everything but she speaks very much

Sia's Maternal Uncle Jon

Sia's Aunt, Princia

Her Uncle has a small tyre shop while her aunt came from an upper middle class family

Sia's uncle and aunt have 2 children,one girl and one boy the elder one, Catherine or Cat, who is 26 is a doctor, she is married with a guy, Louis who is also a doctor. Cat lives in New York with her husband

Cat or Catherine, Sia's Cousin

The younger one is boy, Kevin who's 18, and is studying medicine.

Kevin, Sia's cousin brother

All the children including Sia completed study with the help of various scholarships

Aunt Princia is basically from New Jersey, the same city in which Xander's parents live

Now the relation between Xander and Aunt Princia is, Xander's grandfather and Aunt Princia's Father are best friends from childhood, so they all visit frequently and know each other closely.

I'll tell about Xander's family also in the coming chaps