The Ultimate Class: I Am the Demon Slayer

The start is locked by the Demon Slayer system and travels through the world of "Ultimate Class 3".
Because monsters are doing bad things everywhere, as the only inheritor of the ancient demon slayer, Su Qing shoulders the responsibility of eliminating demons everywhere! !
Yehenara Siyan: "It's impossible! Why is there still a demon slayer in the world?"
Heilong: "I didn't expect that my Heilong Feilu I would lose in your hands in the end!"
The Four Demon Lords: "Forgive us! We will never do evil outside again!!"
Demon Venerable Diablo: "Su Qing! The heir to the Demon Slayer! He is the most powerful enemy since the birth of my Demon World!"
Demon Slayer!One of the brightest occupations in the dazzling era of the ancient times is the most feared supernatural occupation by all monsters in the demon world. There is no one!
Not only has the powerful ability of the power walker, but also the power walker..