Wabsworth and the Wabbit followed the key - or rather the key tugged them along. When it turned right into a building and floated upstairs, they were obliged to follow. Lapinette was on the stairway and the key seemed to know because it nodded a kind of greeting. "I've seen that key before," shouted Lapinette. "Hello Lapinette," said the Wabbit. He couldn't stop because the key was pulling hard, and he was stuck. Wabsworth had space to look around. "These stairs go up and down, but which way is up and which down - and which way are we going?" Lapinette peered down. "This is a museum and I'm always confused by these stairs." The Wabbit was tired and his limbs ached. "This never ends well," he puffed. The key came to a halt and hung in mid-air. And then it spoke. "I am the key and I open doors." Lapinette put her paws on her hips. "I expected nothing less." They all stood there for a while, not knowing what to do. The key spoke again. "I require a lock." Wabsworth prodded the Wabbit in the back. "It requested a lock." The Wabbit flounced. "I'm a rabbit, not a locksmith!" The key span around. "With a lock and a key, you're always safe and secure." Lapinette sighed. "Of course!" She looked at the Wabbit. "Wabbit, you have a habit of collecting strange creatures." She gazed at the key and the key became adamant and spoke tersely. "Without a lock, there is no place for a key. Each and every key needs a lock and vice versa." Wabsworth grinned impishly. "Then what is your particular function, key?" The key faced him. "I am a warded lock key, but I can change into other types of key." The key began to shine, then glow - and then it changed into something quite different ...