Itehoshi no Kalevala

The world is frozen and covered with snow.
Only the "Dragon King" can bring the heat that will melt it.

Under pressure from the harsh cold and her cruel father, a young girl named Heroi cut through the glacier digging for relics. But instead she found a small "baby dragon." Her dream used to be "get rich quick or be frozen into a snowman," but after that day, her destiny changed drastically.......

(Source: Takeshobo, translated)