Night Adventure of Sleepwalker

Always be kind to animals. After all, you never know when you might need them to save your life!
To follow the story, spot and click on the differences in each of the pairs of pictures.
The faster you go, the more points you score.
If you play with hints and get stuck, click on Hint and you'll get a clue. You'll need to wait for the Hint bar to power up before using it again.