I Recast the Light of Magic in the Age of Steam

"I am your future wife." In the post-apocalyptic era where steam and magic are intertwined, a mysterious noble lady who claims to be his fiancée appears in front of Lyle, a clock apprentice. Follow her and embark on a world of destruction! The principality in danger, the corrupt nobles with evil intentions, the Holy See with constant disputes, the ancient creatures massacring cities and destroying countries, the evil gods who peek into the world, and the mysterious and terrifying visitors from other worlds. In this crisis-ridden world, fortunately, my fiancée is very strong. She is actually the oldest black dragon ancestor? Also in charge of the rules of life and death? Lyle: "Now, it's my turn to protect you." Mefilia raised the corners of her mouth slightly: "Yeah!"