Bertha

You come from royalty but you're sister falls ill with a terminal illness. You travel within the forest with a sword searching for blood because everyone knows drinking the blood of a divine beast cures all illness known to man. You are in awe when you see Bertha. You find yourself shocked by how attractive she is. Your goal is befriending the divine woman until you earn her trust and bring her back to your kingdom to be slayed and slaughtered. As you get to know her more and more, you fall deeper in love with the shape shifting dragon. Will you put aside your feelings and continue to decieve her or....? The choice is yours