Nick, a 27-year-old software engineer, accidentally enters a portal that transports him to a dangerous dungeon filled with monsters and challenges. All he wants is to find a way back home, but he quickly realizes that the only way to survive is to fight and improve himself. With a deck-building system, Nick embarks on a journey to become a formidable hunter and conquer this dungeon. Along the way, he'll face powerful foes, solve puzzles, and acquire new abilities as he battles to stay alive. Will he find his way back home, or will he succumb to the dungeon's dangers and become trapped forever?