Home from home - Carol Smith

Oppressed by the aftermath of September 11th, New York novelist Anna Kovac decides she needs a change of scene.
On the spur of the moment, she agrees to a house-swap: her elegant Manhattan townhouse for a villa in Tuscany.
Along with two friends from England, Genevieve and Candy, she moves to the picturesque village of Montisi for the summer.
Their rural paradise is bliss - until mysterious things start to happen.
When her New York architect and friend, Larry, falls from scaffolding to his death, Anna rushes home, only to find that the locks have been changed on her house.
Someone appears to have stolen her identity, emptied her bank account, sold her possessions - even abducted her beloved father...