Tom Sawyer is a twelve years old boy. He lives with his Aunt Polly in Missouri. He is a very careless and naughty pupil. He hates to go to school. His mind is always full of different tricks. He can easily skip classes or fight with other boys. He is a real madcap and bully. But, at the same time, he is a very honest and brave boy.

Toni has many adventures and faces many challenges. He always gets into troubles. He goes to the graveyard at midnight, he follows the most dangerous murderer, he goes from home to the far island, he looks for treasure in the haunted house, he gets lost in the dark cave... But the cave seems too dangerous even for him. There is no light, no food, and no water. Will he find his way through the cave? Will he survive? And what about the treasure in the cave?