Midnight Train is a freeware puzzle-oriented horror game by lydia_(thesoundoffreedom), made in RPG Maker VX Ace.
Luna is a traveler that is looking for a certain place. Suddenly, while she’s traveling in a train, the people around her disappear and the train stops in a mysterious place. She finds there a pocket watch with some instructions; she needs to find the next train before time runs out or she will be trapped in that world forever.