The Adventure of the Demon with Virtues (Reworked)

This is the older version of 'The Adventure of The Demon with Virtues'.
Around 300 years ago, the great war in heaven met with the bloodlust war on earth. Humans, Demons, elves, beast men, dwarves, all were in the war. When suddenly a beaming bright light emerged from the sky in the last battle of the Great War. This, marked the end of the biggest war in history.
Layn Vassago, a young demon teenager who was adopted by a small family in the country-side, was accepted to be enrolled in The Thievens Sins Highschool. A school, that enrolls only the strongest demons in the Kingdom of Thievens. Read his whole journey as he makes new friends and foes, finds his strength and weaknesses, and his struggle in becoming the strongest demon ever.