there are legends around your village talking about the ghost of a boy, who died thanks to a monster, roaming around the town, giving special letters to the people and pulling a lot of pranks too, especially during the night, and he was mostly visible on the old train. You never believed these legends, until, one day, you are forced to go on so called train by your friends and stay there for the night. You suddenly see him

Clover: woh, someone my age! Sick! I'm Clover, and you are?