A group of elderly residents of an old San Francisco hotel are threatened with eviction when a developer wants to demolish the structure. Initially, they feel resigned to their fate, but a young desk clerk gets involved and helps spearhead a resistance.

A young boy, who dreams of meeting the grandfather he never knew gets his chance, when an inventor friend constructs a time machine. After arriving in the past, it soon becomes apparent that his knowledge of the future could change the course of history.