I Like the Way You Smile. [ON HOLD]

Delilah (aka 'Delia' 'Dee' and 'Lila') Walsh was born in Ireland, best mates with Mr. Niall Horan. That was when she was eleven, before she moved to Spain with her mum and lil' sisters -Emma, Phoebe and Amelia.
What happens when her family moves back to Ireland while she goes to college in London?