hakaishin-senpai
Leo's the kind of teenager who takes no pleasure in playing with others, he always wants to be alone, unfortunatly his brother Zane thinks he's better off with him
Leo loses everything at the age of 17, with the help of his butler, he flees to the commoner realm, but his butler dies protecting him, so he swears to himself that he'd become stronger and that one day, he'd avenge his family
Follow Leo as he discovers the truth about his world