"I obtained enough ephemeral gusts from the denizens of Eryslai to imbue the Inert Eryslai Purifying Rune.""In order to imbue the Inert Eryslai Purifying Rune, I must obtain more ephemeral gusts from the denizens of Eryslai: The Midnight Aerie.""The Eryslai Purifying Rune was successfully imbued by the ephemeral gusts.""I must examine the Inert Eryslai Purifying Rune, to imbue it with the ephemeral gusts I obtained.""I cleansed the Oeranthia Breathstone, the elemental keystone of the Plane of Air!""I must make my way to the Oeranthia Breathstone, located atop Oeranthia Spire, to purify it with the Imbued Eryslai Purifying Rune."