very mysterious

at the train totto-chan found some money,it was a five-sen coin and she wanted to pick it up but she was scared that someone will say that money is his and so totto-chan decided not to take but the chance came; so totto-chan took it and when she got out of the train she put the money in a place but when she took rocky,her dog here to see the money it was gone,there was nothinh there.