After the beast’s raid that occurred four years ago, the Living Circle finally reached its peace era. Dione Ruba or called Io, is one of the four immortal Silumas, who have to start his new life after the death of his parents one year ago. The pressure of urban society that hates the four immortal Silumas makes him having a hard time socializing with others. One day he decided to enter Quinn University and met a girl that was going to change everything.