Although Rui had immense difficulty with Seismic Mapping, he was quite excited to eventually master it. The technique had an immense amount of utility. If he had possessed the technique when undertaking missions there was a good chance he would have been able to save Bella Hier and a good chance he would have been able to ensure the bandit operation in the Shadow Trails would have gone more smoothly.
Furthermore, just being able to sense his surroundings to this degree would give him a lot of security and confidence. Only a Martial Artist with incredible stealth techniques and covert capabilities would be able to sneak past his senses once he mastered Seismic Mapping.
"Alright, enough about that." he said as he stood before the stealth training facility.
It was finally time for Rui get acquainted with the final technique he had purchased; Blink.