There were a few novels about dragons and princesses. Among them were " I'm an Evil Dragon, Snatching Princesses " and " The Evil Dragon and the Princess." These novels described the protagonist's predicament of being framed for stealing the princess, as well as the stories and adventures between them. In addition, there were other novels with similar topics, such as The Book of Troubled Times, Spiritual Realm Traveler, Tang's Table, King of Imperial Beasts, and Fairy, Please Listen to My Explanation. These novels might satisfy the needs of readers interested in dragon and princess stories.
Perhaps it was through a combination of courage, kindness, and a series of challenges overcome that ultimately led to your becoming the princess in the manhwa. Maybe a mysterious force chose you for this role because of your unique qualities.
It could be through some kind of magical transformation or a hidden heritage revealed. Maybe there was a prophecy or a special event that triggered it.