“Fellowship of the Dice” follows the plight of Elizabeth (Aimee Graham), a recovering party girl desperate for a new group of friends. After a chance meeting with avid gamer Sanford (Alastair Surprise) lands her an invitation to play the popular fantasy role-playing game, “Wizards, Warriors and Wyrms,” she spends a long afternoon and evening plagued with confusing rules, high adventure and nerdy drama.