Ep 17. Escape From Mystery Manor

The Scooby Doo Mystery, Inc. season 1 episode 17 is titled "Escape From Mystery Manor". In this episode, the gang finds themselves trapped inside the Mystery Manor, which is a creepy old mansion located on the outskirts of town. The owner of the mansion, a reclusive and eccentric millionaire, has recently passed away, leaving behind an immense fortune and a lot of mysterious secrets.

When the gang enters the mansion to investigate, they realize that they are not alone. Strange noises, ghostly apparitions, and creepy crawly creatures start to appear out of nowhere, and the gang soon realizes that they are dealing with a serious problem.

As they explore the mansion, the gang discovers a hidden passage that leads to a secret laboratory, where they find a strange machine that seems to be at the center of all the supernatural activity. The machine is guarded by a mysterious figure, who seems to be controlling everything that is happening in the mansion.

Realizing that they need to stop this mysterious figure, the gang begins a race against time to unravel the secrets of Mystery Manor and escape before it's too late. With the help of Scooby and Shaggy's insatiable appetites and Fred's trap-building expertise, the gang fights their way through a series of obstacles and ultimately confronts the mysterious figure in a final showdown.

As the mystery unravels, the gang discovers that the machine in the laboratory is actually a portal to another dimension, and that the figure guarding it is a powerful sorcerer who has been using the machine to summon supernatural creatures from beyond. In order to stop him, the gang must destroy the machine and close the portal before it's too late.

In the end, the gang emerges victorious, having solved the mystery and saved the day once again. As they exit the mansion, they are greeted by a grateful town and a beautiful sunrise, signaling the end of another successful adventure for Scooby Doo and his friends.