古城公主 is a captivating escape game that takes place in a mysterious ancient castle. As the player, you find yourself in a deserted castle with only a solitary person and a bird for company. The game's main objective is to uncover the secrets of the castle and escape.

The game features a top-down perspective map and each level presents a new challenge to overcome. As you progress through the levels, the story gradually unfolds, adding to the intrigue and suspense. One of the highlights of the game is the entertaining dialogues between the princess and her butler, which add a touch of humor to the gameplay.

In addition to the main gameplay, there are hidden secret files to collect in each level. If you ever find yourself stuck, there are hints available to help you decipher the puzzles. Overall, 古城公主 offers a unique and enjoyable escape game experience that will keep you entertained.