>>How did Kevin explain the points that led Michel to believe it was him?
>>
>>1. Why did he set up a watch for Grover?
>>2. Why his sessions end and start exactly at the same time when Grover's session finished?
>>3. Why Grover's city was Kevin's favorite team?
>
>Just addressing #3, Kevin's favorite team was common knowledge. In fact someone who wanted Kevin to be taken as the perpetrator might well have chosen it on purpose.

Yes, that very well may be a setup.