Solo Leveling Ragnarok is a Manga in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on ww1.sololevelingragnarok.org fastest updating comic site. The Summary is

The Earth’s existence is under threat once more as Itarim, the gods of other universes, seek to fill the void left by the Absolute Being. Sung Jinwoo has no choice but to send Beru, the shadow ant king, to awaken his son’s powers and start him on the journey he once took. Suho must conquer the shadow dungeon and earn his place in the world of hunters as he navigates through a new world against a new evil looking to swallow the world whole.