The Legend of Zelda: The Hero of Secrecy

Agent Link has been given the mission to save Hyrule from its current peril and rescue Princess Zelda. Help him see the mission through to the end!

Use the arrow keys to move around, press the I key to pause the game and look at your inventory, press Z or X to select items, press Z or X to use said items, and press the A key to swing your sword.