In the midst of their battle, Shampanier finds that the final pages of Der Sonne's journal contained a profession of his love, intended for her. As her minions ravaged the kingdom, Shampanier made it to Corona Castle, where she battled Der Sonne personally. A detailed map of the tunnels and their secrets were recorded in a journal, by Der Sonne.Īt one point, Corona was invaded by Der Sonne's sworn enemy, the ruthless General Shampanier. Under King Der Sonne's rule, a complex tunnel system was built beneath Corona to safely move the kingdom's knights and supplies wherever King Der Sonne needed. During his reign, Corona was in a bitter war with their rival kingdom, Saporia. The oldest known of Corona's line of monarchs is King Herz Der Sonne. The central hub of Corona's kingdom was built on an island somewhere in Europe and grew over many years.