Alcia is a planet dominated by”Count”: amounts engraved on a individual’s own body, representing any quantity linked to their lifetime. These Counts determine a individual’s social standing and power at Alcia. Hina, a traveler whose Count relies upon the distance she’s traveled, seen her mommy get dragged down to the Abyss. Determined to fulfill her mother’s last wishes, she lays on a trip seeking the mythical Aces–personalities of this war which happened three hundred decades back, bearing a white star near their Count.While wandering around, Hina experiences Licht Bach, a mysterious masked man having adverse discussion, and Nana, the owner of a tavern. In the middle of having a fantastic time, Hina is fooled into a struggle with a military soldier. However, in spite of his negative count, Licht rescues Hina and shows he has yet another count, one having a white star, among a mythical Ace.Plunderer follows the journey of Hina and other people of Alcia because they find the truth about the planet, the Abyss, and also the mythical Experts.