The Villa by Rachel Hawkins

From New York Times bestselling author Rachel Hawkins comes a deliciously wicked gothic suspense, set at an Italian villa with a dark history, for fans of Lucy Foley and Ruth Ware.
As kids, Emily and Chess were inseparable. But by their 30s, their bond has been strained by the demands of their adult lives. So when Chess suggests a girls trip to Italy, Emily jumps at the chance to reconnect with her best friend.
Villa Aestas in Orvieto is a high-end holiday home now, but in 1974, it was known as Villa Rosato, and rented for the summer by a notorious rock star, Noel Gordon. In an attempt to reignite his creative spark, Noel invites up-and-coming musician, Pierce Sheldon to join him, as well as Pierce's girlfriend, Mari, and her stepsister, Lara. But he also sets in motion a chain of events that leads to Mari writing one of the greatest horror novels of all time, Lara composing a platinum album––and ends in Pierce's brutal murder.
As Emily digs...