The Legend of the Kathedral-Gate

Main Characters: Lowly Knight "Kai Hàdrix" (Main Character/protagonist) Royal High-Mage "Lydia foxworth"(Main Character's Childhood Friend), King of Katolus "Arthur Ludworth" (Main Character's King). Story: Our Main Character 'Kai Hàdrix' is a lowly knight serving for the kingdom of Katolus and his goal is to become the Right-Hand-Knight of the King, but first he needs to get stronger, one day while on patrol along the kingdom walls a Kathedral-gate opens which is the rare unknown gate only mentioned in fairy tales, the gate ranks are Monster-gate, Blood-gate, and Demon-gate. but now ee have the unkown gate known as a Kathedral-gate and our protagonist falls into it, the rest of the story is how our protagonist grows in strength by training in the vast depths of a monster land known as the VOID by eating moster meat and training his body to perfection To become a Celestial being know as being with powers equivalent to gods. There are also ranked levels, you start at level F To E To D and all the way to rank SS