Lan Xichen and Lan Wangji grew seriously attached to Wei Wuxian. He is like a mother figure to them even tho he is a male, until a tragic turn of events happened that caused the death of Wei Wuxian "Nnnoooooo, please don't leave me" Wangji screamed, shocking everyone around who is the reason Wei Wuxian died. "you can't leave us behind" Xichen whispered heart breaking when reality hit that he died.