THE PAINTING ROBBER

I'm Inspector Indigo, top detective. Last week, the police asked me to help then investigate a robbery. "Someone has stolen a very expensive painting from a billionaire´s house. We need your help".

I took my magnifying glass, went by helicopter and hurried to the house. I looked for clues and found some footprints. 

"Who´s in the house?" I asked the billionaire. "My manager, my cook, my waiter, my gardener, my chauffeur and my cleaner", replied the billonaire.
 
I questioned the suspects, then I searched the house. 

"I know who the robber is". I said. "I´ve found the stolen painting. It´s the waiter!"

The end-