Together We Will Go
Together We Will Go by J. Michael Straczynski.
Not sure how to feel about this one
On one hand, 12 strangers getting on a bus for a cross-country roadtrip ending in their collective suicide by driving into the ocean is a pretty compelling setup. On the other, the same things which make it compelling also make it very difficult to pull off. I'm not an author, so I'm not sure how a book like this should be written, but IMO this isn't it.
The overall structure is there I think; you have a varied group of people...