Alyster King was your average 29 year old working man. However, one day he awoke to his memories of his past life. In his past life he was a System from light novels that he read! To top things off, at the precise moment of this recollection, a sweet girl's voice appeared in his head and said, "Congratulations Host on receiving the World Savior System!". At this moment, everything for Alyster changed, and a new road on his world map opened up...