:: StoryTitle
Lock and Key: Variable in Harlowe

:: Start
(set: $key to false)

Rooms:
[[Front Room]]
[[Back Room]]

:: Front Room
(if: $key is true)[
	[[Exit]]
]
(else:)[
	*Locked Door*
]

Rooms:
[[Back Room]]

:: Back Room
(if: $key is false)[
	Items:
	(link: "Pick up key")[(set: $key to true)You have a key.]
]
(else:)[
	There is nothing here.
]

Rooms:
[[Front Room]]

:: Exit
You found the key and went through the door!