Read manga: Life Howling

Manhwa
Status: ongoing
Latest chapter: Chapter 57
Updated at: Aug 25, 2019
Summary:

Jung Yoon-hwan may be an orphan but he was a college student who was focusing hard on his studies, one day he is brought to a mysterious "White room" to fight even when he does not want to. Every time he defeats these monsters he gains psychic power, magic, and items beyond his imaginations....