Nui Sociere is a virtual YouTuber (VTuber) affiliated with the Japanese talent agency Nijisanji. Portrayed as a dragon witch, Nui is known for her playful, mischievous personality and her unique ability to transform between human and dragon forms. She streams a variety of content, including gaming, chatting, and singing, and is beloved by fans for her energetic interactions and distinctive character voice. Nui serves as both entertainer and storyteller within Nijisanji, contributing to the group’s dynamic with her whimsical charm and magical flair.