Full video movies introduce each location, and convey important parts of the story.  

And when you talk to characters, they also talk to you in full motion video!

Your uncle's house is where it all begins.	Your uncle's home is quaint.
His study must hold some clues...	...such as this handwritten note!
And travel outside of Sydney...	...to a secret house...
...wish lush gardens shrouded in mist...	...dark secrets to uncover...
...and an amazing atmosphere.	...there is so much more to see and do.    The Sydney Mystery

As well as exploring the city, you'll come across full motion video cutscenes and conversations.  Here are some screenshots from actual conversations:

Uncle's Neighbour

Snakey!