Return to Grisly Manor is a game in which you have to save your house as greedy developers want to build a new superstore next to your grandpa's newly renovated Grisly Manor. However, being the scatterbrained inventor you know and love, the last place Grandpa remembers seeing the deed was in the old manor - back in 1999!

Explore the new house, help Grandpa repair his time machine, and travel back to the original Grisly Manor - before all of its secrets and memories are swept away forever!