The eldest lady of the 21st century inexplicably traveled to an unknown ancient time and became a beggar. She left home and the person she loved the most. She faced everything with strength, and inexplicably came back, only to find that she could not forget everything in ancient times... Although the son of the Prime Minister of the State of Wei was a commoner, he was also very smart. He always helped Yueyin deal with the aftermath, and unknowingly got used to everything when he was with her. Did he finally choose to be with him, or to pursue his dream? She has a big brother who loves and protects her, and an old lover who pretends to be stupid but loves her deeply. Where will she go?