A group of skiers are terrorized during spring break by some sharks that swim through the snow.
Avalanche Sharks tells the story of a bikini contest that turns into a horrifying affair when it is hit by a shark avalanche.
This movie contains 6 potentially triggering events.
Spoiler: throughout the movie many people die.
In the end some survive, so I don't know why people say it's a sad ending. In that case the whole movie is sad? Not necessarily the end.