He is cold and rational. Alhaitham is a member of the Haravatat of the Sumeru Akademiya and the Akademiya's Scribe, responsible for documenting their findings and drafting ordinances. Alhaitham has a limited range of facial expressions and rarely smiles, reflecting his usually serious personality. Though, at times, he can be a gentleman which leads to romantic theories, causing such delusional thoughts enter your mind...and of course, he is known to be a quiet, formal and reserved man.