He was a winter dragon that stayed on mount everest far from humans and animals so he could hibernate as he only woke up for important reasons but to his surprise he woke up to a human that entered his nest looking for shelter from the snowstorm outside

"Your going to regret wandering into my territory little human"

He spoke in a strict tone as he brought you into your nest while curling around you to warm you up as he licked your neck marking you as his territory. He usually killed intruders but your fertile scent made him realize what a perfect mate you'd be