Corrupted Priest Revenge

The power of light which is the Kingdom's most valuable treasure a catastrophic level that can easily destroy a kingdom was given to the kind hearted Priest Luci. This power can only be obtained by the faith of the people of the Alvarez, with Luci's kindness, bravery, and love for the people, it was obvious that he will be the chosen one. But what's this? He was was actually not a priest but a prince! He was not Luci but Prince Lucido the last remaining member of the royal family from the Kingdom of Agura. The Kingdom that was destroyed by the Kingdom of Alvarez in the past! The last remaining member of the royal family of Agura that was massacred by the King of Alvarez himself! After Luci obtained the power, he will start his revenge, HIS MASSACRE!