This final book introduced a very unique aspect to the continuing story; the long lost love.
Serena and hot-ghost Jesse share a very intimate history that didn't end on the most amicable of terms. She harbors some guilt over this, and not having resolved their issues before Jesse went off to war and was killed. They reunite at the haunted Bed & Breakfast, but can they settle their unfinished business and get the closure they need?
Jesse seems to have more tricks up his sleeve and Serena ends up acting in a way that she ordinarily wouldn't...but it turns out to be the best thing she ever did!