Himeko is supposed to be a common high school student... until she happens to obtain a crown and she becomes a princess. Since then, Nana, the true princess, follows her around to take the crown back. In addition, Leslie and Caren, the thieves, appear to rob her of the crown, and her peaceful life turns into turmoil. (Source: AnimeNfo)

Gods and ghosts only exist in fairy tales, right? That's the impression that high school girl Tamki Kasuga has before she goes to live with her grandmother in the remote village of Kifumura. After being attacked by strange creatures upon her arrival, she is soon informed that females in her family contain the blood of the Tamayori Princess, who has the responsibility and power of keeping gods and ghosts sealed away so that they can't harm the general public. At first Tamaki has trouble believing this, but having five beautiful young men following her everywhere she goes acting as her guardians goes a long way towards convincing her. There's more to this job than Tamaki first realizes, however, and the path that lies ahead of her is fraught with peril and danger. Will she be able to successfully take on the heavy role that has been put on her shoulders?

Human civilization no longer revolves around fire, but is instead now driven by fear of it. Repeated wars have changed human biology, and people now spontaneously combust when they get close to natural flame. However, a new source of energy prevents society from complete collapse: a stone-shaped material used to produce light and steam lies within the bodies of monsters that infest numerous forests. Those tasked with collecting this precious resource are called fire hunters. Touko, a young village girl, is saved from a forest monster by a fire hunter who perishes during his heroic action. After the hunter's dog, Kanata, heals from his own injury, the girl's family sends her to the capital in order to return Kanata and the hunter's fire sickle to his relatives. Elsewhere, the fire hunter's son, Koushi, and his sister are adopted by a wealthy family. Koushi learns some troubling facts related to the country's ruling royal family. He conducts secret research on a special fire stone found by his late father, kickstarting a race against time between the country's leaders and those trying to save mankind from its ultimate demise.

Fam and Ihrie are willing to do almost anything to make a buck. So when these debt-driven damsels discover the potential profits to be hand in recovering a particularly dangerous mystical object, it means mortal peril for an entire civilization. There's no guarantee that they'll live long enough to squander the fabulous wealth they've been promised, and danger lurks around every turn as they cross dark seas in pursuit of legendary evil. Haunted by an unspeakable curse, plagued by doomsday prophecies, plotted against by untrustworthy traveling companions and looked in desperate race to gain the Ultimate Power, Fam and Ihrie are the Ruin Explorers! (Source: AniDB)