[Upgrade] Essence Extraction Specialty Skill

In the journalArtisan Essence Extractor Korius explains that essence is the source of life force that sustains all growth and activity. He claims that understanding this energy enables more efficient extraction. Follow Korius's guidance to sense the life energy and extract Ruby to obtain Splendent Ruby. Ruby is found in the Ellun River Midstream, Verteron Fortress Ruins, Destroyed Abyss Gate, and Kraka Footpath.