Lu Fan, an ordinary white-collar woman in the city, is unexpectedly abducted by an alien claiming to be from Saturn. This extraterrestrial visitor reveals a bizarre motive for invading Earth – to win Lu Fan's love and ultimately betray the planet. As Lu Fan navigates the comical chaos of her new life with the Saturnian, a parade of aliens from diverse planets gravitate towards her in Beijing. Each alien harbors unique intentions, yet their fates become intertwined in unexpected ways. Amidst these revelations, Lu Fan's perception of herself transforms, leading her to develop romantic feelings for her Saturnian captor. Faced with a heart-wrenching decision, whom will she ultimately choose?