I'm a NEET but when I went to Hello Work I got taken to another world

I'm a NEET but when I went to Hello Work I got taken to another world is a Manga/Manhwa/Manhua in (English/Raw) language, Seinen series, english chapters have been translated and you can read them here. You are reading chapters on our site fastest updating comic site. The Summary is

The NEET Yamano Masaru (23 years old) went to Hello Work and found an interesting job offer. [A sword and sorcery fantasy, test play for Miniature Garden of Razgrad. Extended period of time, preferred to be able to live on site. Monthly salary of 250,000+]. He immediately went to the interview and signed a contract. However, the place of employment is in another world. Because of the contract, he’s taken there, and in order to survive, Masaru received a cheat but is told the shocking truth. “This world will be destroyed in 20 years.” Can a simple NEET prevent the destruction of the world!?