Fixed an issue where map music would play too early, during the load screen. The Ancestral Trees are mysterious glowing plants that contain the light of Spirit Guardians who fled Kuro's attack on the Spirit Tree, perishing after the Spirit Tree lost his light. Examples. Releasing the boss: Fragment of Agony (dropped by Thanatos Dolor); Fragment of Despair (dropped by Thanatos Despero); Fragment of Hatred (dropped by Thanatos Odium); Fragment of Sorrow (dropped by Thanatos Maero); Thanatos Quest – The Keys.