“But this is all your speculation. You don't have any hard evidence that Elena murdered Camilla.” I lowered my voice. It was more complicated than I had thought.

“I confronted Elena afterwards and she looked guilty,” Rose said. “She even begged me not to tell the police about the quarrel between her and Camilla.”

“I’m sure you must have taken the opportunity to blackmail her, right?” I stared at the greedy woman in front of me, “So that's why she introduced you to the rich, isn't she?”

“We're good friends and it's normal for us to introduce customers to each other,” Rose said disapprovingly, “Besides, she owes me. Camilla had...