It seems Udhayanidhi Stalin often portrays similar characters—a relaxed, easygoing guy pursuing a woman—across his films like Oru Kal Oru Kannadi, Idhu Kathirvelan Kadhal, and Nannbenda. Some might even suggest that his roles are variations of the same character, much like Gautham Menon’s heroes in his police-themed movies. It's possible to think of these three films as a "City Trilogy," since each is set in a differ…