Welcome to the Nightmare Game 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

Qi Leren unfortunately got a black screen when he cleared the first BE ending in "Nightmare Game". On the way on the bus to repair the computer, the bus collided with a sudden truck, and the injured passengers were taken to the hospital. When he woke up, Qi Leren found out that he was lying in the empty infusion hall, and there was no one to be seen in the huge hospital…