Royalty, King, Queen, Prince, Princess, Nobility, Duke, Duchess, Knight Part 4.

Full Color Manhwa
Reincarnated in Another World
Reincarnated in a Book World
European Ambiance
Nobility, Royalty
Arranged Marriage
Forced into Marriage
Political Marriage
Magic, Spirit

Full Color Manga
Reincarnated in Another World
Reincarnated as the Villainess
European Ambiance
Nobility, Royalty
Marriage
Magic
Cooking, Baking
Nurse
Hard-Working Female Lead
Kind Female Lead

Full Color Manhwa
Reincarnated in Another World
Reincarnated in a Book World
Transmigration
European Ambiance
Chubby Female Lead
Nobility, Duke
Married Couple

Full Color Manhwa
Reincarnated in the Past
Time Rewind
Second Chances
European Ambiance
Nobility, Royalty
Child Protagonist
Engaged Couple
Smart Female Lead

Full Color Manga
Reincarnated in the Past
Time Rewind
Second Chances
European Ambiance
Nobility, Royalty
Arranged Marriage
Married Couple

Full Color Manhwa
European Ambiance
Fantasy World
Shape Shifter
Child Protagonist
Adopted Female Lead
Animal Transformation
Magic
Revenge
Special Ability

Full Color Manhwa
Regression
European Ambiance
Nobility, Royalty
Pretending Male Lead
Swordsman
Magic
Brother-Sister Relationship

Full Color Manhwa
Reincarnated in Another World
Reincarnated in a Book World
Reincarnated as a Side/Mob Character
European Ambiance
Royalty
Nobility, Duke
Forced into Marriage
Handsome Male Lead
Beautiful Female Lead
Funny Female Lead
Married Couple

Full Color Manhwa
Reincarnated in Another World
Reincarnated in a Book World
Reincarnated as the Villainess
European Ambiance
Nobility, Royalty
Magic
Child Protagonist
Swordswoman
Business Management
Smart Female Lead