A Pluto princess, Ha Dora, had no choice but to marry someone she didn't love, so she boarded a spaceship to escape from Pluto. Unexpectedly, the speed was so fast that it exceeded the speed of light. Time and space reversed for 10 years, and the spaceship finally landed on the earth. A Chinese couple rescued the Pluto princess and returned home. Due to the transfer of time, Ha Dora lost her memory. And the Chinese couple didn't tell her anything. Seven years had passed. Pluto determined the location of his daughter through various scientific inventions, so he sent the princess's fiancé Nangong Hao to be responsible for bringing her back...