Reincarnated As An OP Dungeon: Prequel

[This is the prequel of OP Dungeon] What happens when a 21-year-old college student gets reincarnated as a Dungeon Master? Jordan was a moderately popular sophomore in college. Known for his intelligence, fitness habits, gaming abilities, and love of isekai, Jordan was seen as a rising talent on campus. Despite this, Jordan gave his life to save his crush from a serial killer! Through a series of events, Jordan found himself reincarnated as the Dungeon Master of an intelligent core! Armed with nothing but his intelligence, Jordan sets out to become the master of an OP Dungeon!  However, with so many unknown variables in this new world, will Jordan be able to overcome the challenge of becoming the world's strongest Dungeon Master? Follow Jordan, Orai, and the rest of the Dungeon Members as they attempt to build the most OP Dungeon on the continent!