Vendetta by Catherine Doyle
First in a new series, Vendetta tells a complex story of revenge and love. Sophie has been mourning the loss of her father and learning to accept that her life will never be the same. But things become even more complicated with five brothers move into a house in her neighborhood, bringing with them an air of mystery and danger. Despite her efforts not to, Sophie falls for Nicoli, sending her life down a dangerous path. Nicoli has a secret...and it involves a threat to Sophie's family...one that just might kill Sophie if she gets in the way.