Implanted with an extraterrestrial entity, a former space pest exterminator battles deadly alien threats—all to pay her bills! Humanity might've triumphed over the aliens, but that didn't stop struggling space vermin exterminator Sumire Ichigaya from getting abducted by a UFO! After being implanted with a foul-mouthed extraterrestrial entity, she's got a lot more to worry about than just paying her bills! After Duskin is asked to take part in the merciless testing of Sumire’s abilities, a sudden attack of conscience pits him against Kiyoharu in a seemingly unwinnable battle. But when the battle between the clearly-not-just-an-accountant and the varmint is interrupted by the arrival of a deadly new enemy with her own devastating powers, will Sumire discover the strength she needs to fight back?