Historical restoration is a difficult job. Lots of paperwork is involved, not to mention all the physical labour required to transform a dilapidated shack to its former glory.
You are stuck with babysitting a house in-between these phases. Alone. For three days.
That's not strictly true, actually. You have one job, and that's to jumpstart the cataloguing and cleaning process of the house whilst the proper restoration team is stuck in the straits. You have only your wits at your disposal, as well as an irritable groundskeeper to skirt around your questions.
What will your exploration of the house grant you?