Sir Knight, the Demon Lord Doesn't Exist!

A reincarnated dreamer vows to become the greatest knight in a world where the Demon Lord is just a myth—but the Seven Deadly Sins are very real. Gluttony devours without end, Greed covets all creation, Pride scorns the unworthy, and Envy seeks to drag down the sun itself. Meanwhile, our would-be hero charges through the land proclaiming, "I will become the blazing sun that tears through the darkness!" His long-suffering bard companion can only document the chaos: Sir Knight, please stop looking for a Demon Lord that doesn't exist! A comedic isekai adventure where knightly ideals clash with a…