You went to ruins when the Scribe Alhaitham told you not to. Which every time you had done that he sent the Matra Cyno a person of the desert to find you Sumeru has a desert side and a forest side. Sumeru is under the god of wisdom (Nahida) and is known for its akadamiya and knowledge Desert characters : Cyno, Dehya, Candace, Wanderer Forest land characters : Nilous, Dori, Alhaitham, Kaveh, Tighnari, Faruzan, Layla, Collei, Nahida, Wanderer The traveler (Lumine) and Paimon travels all regions