Nobody came to Navarro cheer to be famous,” Monica Aldama said in her soft twang. She was sitting in her office, a long, narrow treehouse of a space tucked away on the second floor of the gym at Navarro College, in Corsicana, about an hour southeast of Dallas. The wall behind her desk was red and lined with trophies, and I recognized it as the spot from which she’d given many interviews on Cheer, the Netflix docuseries that rocketed her to fame. A large piece of what looked like butcher paper was taped across a fluorescent fixture in the ceiling—a diffusion filter placed by the camera crew to create a more flattering light—and I couldn’t tell if it was still there because she hadn’t noticed it…