Guilty Crown is set in 2039 and revolves around Shu Ouma, a boy who has acquired an ability called the "power of kings" that allows him to draw out weapons from another person. He joins a resistance group named "Undertaker" which aims to restore Japan's independence from an international organization known as the GHQ.

10 years after the Great Tokyo War, each prefectures in Japan had split up into independent nations. Each nations are ruled by a prophet called "Mosa" and an army called "Mob" as they start to compete to take over other countries. Four "Mob" girls from the Saitama clan, Nozomi, Yukina, Ai, Chiaya are ordered by their “Mosa” to travel around Japan riding their motor cycles to mediate multiple battles between nations and clans as they emerge. from ANN

Ten years after the Great Tokyo War, each prefecture in Japan has split up into independent nations. Each nation is ruled by a prophet called "Mosa" and an army called "Mob" as they start to compete to take over other countries. Four "Mob" girls from the Saitama clan, Nozomi, Yukina, Ai, and Chiaya, are ordered by their "Mosa" to travel around Japan riding their motorcycles to mediate multiple battles between nations and clans as they emerge. (Source: Anime News Network)