Midwood is a Manga/Manhwa/Manhua in english language, Manhwa series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

As the monster slayer troops, also known as ‘Sretu’, no longer functioned as it used to, humans became monster feed. ‘Jin Cheongdo’, who has been living in a world full of monsters for his entire life, uses a legendary item ‘Midwood’, to turn back in time, for the sake of killing ‘Ian’ who was the centerpiece of this whole mess…