in any other manga that new guy would certainly make me worry but in this one I can't see anything that would make his plans work happen anytime soon. In fact, I can't see anything hapenn like that at all. Just wouldn't fit the manga.
@VMENOVCID He spoke those lines out loud as he tried to assassinate the Demon Lord, which screwed up his sneak-attack, and the Demon Lord stabbed him with those magic spears.
@rei893 Twelve Chapters have been released, but the series has been on Hiatus since then.