在永远被雪覆盖的白熊山上出生的可爱、调皮的俩胖胖小白熊——熊大和熊二，从未见过人类的面孔。直到一个日子，伐木工整齐有力的号子响彻森林，当一辆装满原木的卡车离开后，熊大和熊二与他们宿命中的敌人——少年光头强相遇。在这些小家伙的追逐中，不小心坠入树洞的熊二 unexpectedly stumbled upon a vibrant, mystical world. In the center of a crystal-clear lake, he encountered a grand white bear—a character from his mother's bedtime stories. Suddenly, time skipped and he found himself in the modern era. Forgetting winter supplies for his friends, 熊二 lost them, causing distress with his brother. Just then, Goldilocks Strong and his mysterious group of strangers arrived at the forest. Unintentionally, they awakened a hibernating giant white bear. Amidst chaos, fate led fappus and the grand white bear to cross paths once more, as a new, unforeseen adventure was about to unfold...
熊出没之雪岭熊风影评