A bus stops. A young man moves to the exit. His wallet falls, but he does not notice. A young woman on the bus picks it up and returns it to him. The exchange smiles. Title: "Be careful!" As the man crosses the street, he looks back to find the woman on the bus. They exchange smiles again as he stands in the street. Suddenly a car approaches, and the driver is trying to stop. The woman is worried. The man turns. Title: "BE CAREFUL!" The car stops just short of the young man.