Noah crossed the city's gate to immediately sprint out of sight, his departure had been silent; as he possessing the affinity of speed, could break certain rules that had to do with how much force his movement unleashed into the environment.
His affinity for speed allowed him to achieve great speed whilst reducing or completely nullifying the effects of his movements.
Almost similar to the effects of the bracelet of secrecy.
Noah crossed major distances, he had caused Erolia to enter his chest so he needed somewhere to release her into the world.
He traveled faster than the eyes of tier 4s could follow. In short, he was almost invisible. Speeding up a tall structure, Noah arrived on its flat rooftop.
He let Erolia out at that point and they both left to begin their mission. He wanted to leave the finding of the woman and the cauldron, but he figured he'd help out a bit.