... A Player's Guide to Tvarseni, the book that the Light version is the light version of, does not actually have an introduction. Only the Gamemaster's Guide does.

The Tables of Contents for both are also subject to change as needed, and on publication of the Brilliant version (as in, when the table of contents is finalized) this document will be corrected again. (The Brilliant version will also actually have page number links, hyperlinks, an index, and the other expected amenities.)