Adam is an employee of Brian. Brian asks Adam to come to a room at his place of employment to provide information about certain thefts that have been occurring at the office. Adam complies with this request. Unknown to Adam, three detectives are then stationed outside the room where he is questioned with instructions to stop him leaving if he attempts to.

The interview proceeds calmly and Brian leaves, telling Adam he is also free to leave. After Adam comes out, while the detectives have now gone. his fellow-workers tell him that they were present.

How successful would Adam likely be if he brought an action in false imprisonment against Brian