Synopsis: Rai Rai Rai

50 years after the war with aliens. Sumire Ichigaya is 18 years old. To pay off her debts, she works for a company that exterminates space pests. One day, Sumire's daily life changes drastically when she is kidnapped by a UFO! The voice of someone in her head, "space vermin attacking" and even a military company is after her!