The world had two superior life forms the Humans and the Renokens (Also referred by Renos) . the difference was Renos were 5% demon, 5% god, and 90% human, but Eren is a Alpha Reno of the blue tribe . there are 2 tribes the red and blu . 30% of humans are renos, but what happens when a human girl named Mikasa, and Renoken boy named Eren fall in love .