Time Wars: Mansion of the Damned

You've just inherited a mysterious mansion from an elderly relative. But as you delve deeper into the sinister house, you discover dark truths and even darker mysteries. This place was once a battlefield in an endless war. What horrors lurk in the next room? What will you find in the secrets of the dead? And will you be able to retain your very humanity in the Mansion of the Damned?

Notes:
1) There are multiple endings to discover.
2) Some items are used only once, some are used more than once, and some are not used at all.
3) There is a known bug which can cause seemingly random crashes, so save often.