Demon catchers of Milan trilogy

Mia's ordinary life is disrupted for good in the most horrifying way possible when she is possessed by a hungry and powerful demon--and saved only by the arrival of relatives from Italy, the country her grandfather fled many decades ago. Now her cousins, the charming and gorgeous Emilio and stern, elderly Giuliano, say the only way to keep Mia safe is for her to come back with them to Milan, to live, to learn Italian, to fall in and out of love,