The essence of Magic is to extract the flowing Ether and present it in the world in the way the Caster desires, but as long as Ether creates ripples, it will undoubtedly be sensed by every node on the water surface. Seeker Angina has shaped the foundation of the Sea of Magic with this 'water surface'—though the 'water surface' is not the entirety of Ether, it has at least become a consensus of the Scholars and Magicians of the Silver Tower, Stars and Moon, and Sun Towers.
