Your quest is to find and enter Count Dracula's castle, find the Count himself before killing him with a stake. As you explore the castle, as well as items to help you, you will find various creatures like ghouls and zombies which can be avoided or killed. A certain ghoul has to be killed as it will attempt to take any item you have on your person. Any items taken can be found in a vast cavern. Castle Dracula is a text adventure where text appears on the screen describing your location and you type in commands with the keyboard to interact with your surroundings.