An ordinary boy named Nicholas embarked on an extraordinary journey with his longing and concern for his father.In order to find the legendary land of elf, Elm, his father went to the cold and mysterious north alone, but he never heard of it.With the stubborn temper reindeer Blitzen and the loyal little mouse, Nicholas resolutely walked into the snow-covered world to pursue his father's footsteps.In this adventure full of magic and warmth, he will face the test of fate and understand that nothing is impossible in this world. > The story delicately depicts a child's mental journey of bravely pursuing his dreams, warm and emotional, making people believe that the power of love and faith is enough to travel through the wind and snow and illuminate the way forward.