Mogeko Castle is a game created by Deep-Sea Prisoner that was first released as a game made using RPG Maker 2000 in April 1, 2012. A remake, however, was released as a game made in RPG Maker VX Ace in March 5, 2014.
Mogeko Castle tells the story about a high-school girl on a train ride going to her home. However, she managed to end up at an unfamiliar train station which leads to an unknown castle. Not knowing what's ahead of her, she tries to find a way back home.