The Parsons sisters are all loved up.Sarah is living in Sydney with Josh and their cat, Domino, but is anxious about her fast-approaching fortieth birthday.And Cat is still living in London with her flatmate, Jane, but is in a long-distance relationship with Jean-Luc, her childhood sweetheart and recently re-discovered love.One of the sisters receives a surprise wedding proposal - it's a yes! - and everyone heads off to Tuscany for a destination wedding.Reunite with favourite characters from the Holiday Romance series in one of the most beautiful locations yet for love, laughter, wedding vows, and just a smidge of sisterly mayhem.