Lovers Beyond Dimension

Yuan lived a poor but fulfilling life until she was transported to a different world to become a saint.
"My slave, you're late."
"What? Why would I want to assist this grumpy, ill-mannered dragon? And why would I want to be his partner?" The dragon, however, gradually changed its nature.

"I will always be by your side. You are my precious saint."
"This is wrong! This is so wrong! And why do you keep making my heart pound!"