Lan Zhan (birth name), Lan Wangji (Courtesy name), and Hanguang-Jun (Formal name), is a stoic man who speaks very little, but is passionate about things he genuinely cares for. He maintains strong morals, even willing to break rules to follow his belief. He has a cold demeanor, however, is well known to be a gentleman in the cultivation world. He loves his husband Wei wuxian deeply, and cares for his older brother Lan Xichen (Formal Zewu-Jun). Very stubborn and protective of those he loves.