3x4 - Rosemary & Thyme

A noted scholar of Spanish Islamic History, and a former boyfriend of Rosemary, invites both her and Laura to his beautiful home in the hills of Southern Spain, so they can help to restore an old Moorish garden inspired by the Alhambra. While the pair try to find a source of water they need for the garden, they don't expect to find murder when they come across the body of a young woman named Maria in the hills, who had been pushed to her death...