My Ancestor Went Viral Overnight

Claire Carter, a terminally ill streamer, meets her 6-year-old immortal ancestor after a lightning strike brings the girl to Earth. Though the "ancestor" has amnesia, she protects Claire from her abusive parents with supernatural ease. Her failing stream explodes in popularity as the child's powers are revealed. Soon, a fox demon and a high-ranking official arrive as her guardians. As the girl's identity is exposed, Claire finally finds the warmth of a real family.