Dong Mei, the maid in charge of the clothes department, was involved in the dispute over the inheritance of the harem of the previous dynasty. After being killed with a stick, she time traveled to Song Jin, a junior high school girl in modern times. Because he grew up in a single-parent family, he has a dull personality, is not good at speaking, and has a very low sense of existence. Through her tenacity and kindness, Dongmei, who traveled through time and space, not only gained valuable family and friendship, but also gained legendary love.