The office lady, Fan Lu always thinks herself as the most ordinary woman, but one day she is kidnapped by an alien. The so-called Saturnian tells her the bizarre reason why they invade the Earth, while the key part of the plan of the invasion is to have Fan Lu fall in love with him and then betray Earth! Spending days with Saturnian, aliens from other planets appear one after the other! Fan Lu, realises she is not as ordinary as she thought, and starts to have feelings for the Saturnian. What is she supposed to do?