With Spider-Man: Brand New Day in theaters, one question has been answered: the name of Sadie Sink’s mysterious character. [Warning: Spoilers for Spider-Man: Brand New Day below.] The emotional arc of the MCU Spider-Man movies centers on its characters. But let’s also entertain the idea that, perhaps, the ping has nothing to do with Doomsday and everything to do with MCU Spider-Man 5. Spider-Man: Brand New Day is currently in theaters.