This is specifically Volume 7 of the trade paperback series, which follows Yorick's search for his fiancée in Australia. Key Themes for a Research Paper:
The work draws heavily on the philosophies of Hegel and Marx. Paper Outline: The ascendancy of liberal democracy after the Cold War. Critiques of "linear history." Last Man
Y: The Last Man, Vol. 7: Paper Dolls - Amazon.com This is specifically Volume 7 of the trade
If you're writing a literary analysis on the 1826 novel, focus on it being one of the first pieces of apocalyptic fiction. Last Man
Fukuyama argues that Western liberal democracy is the "final form of human government" and the "end-point of mankind's ideological evolution".