Using the Faulty Skill, “Escape,” I Strive to Become the Strongest One Starting from the Utmost Low End of Ability Levels is a Manga/Manhwa/Manhua in english language, Action 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

The dungeon that suddenly appeared on Earth became a part of everyday life. Yuto Kurashi, a young hikikomori man, challenges himself to a dungeon to break through his life. However, the unique skill given to Yu was ironically “to run away”. It’s hard to use, and it’s the worst kind of skill that has a negative correction to your ability value. However, this skill had the potential to be an order of magnitude!