Mr. Mercedes
On June 10 , 2014 the author described "Mr . Mercedes" on Twitter as the first volume of a projected trilogy , to be followed in the first half of 2015 by "Finders Keepers" , the first draft of which was finished around the time "Mr . Mercedes" was published , and "End of Watch" in 2016 . 
<triplet> Mr. Mercedes <subj> Finders Keepers <obj> followed by <triplet> Finders Keepers <subj> Mr. Mercedes <obj> follows <subj> 2015 <obj> publication date <subj> Mr. Mercedes <obj> follows <subj> End of Watch <obj> followed by <triplet> Mr. Mercedes <subj> Finders Keepers <obj> followed by <triplet> End of Watch <subj> Finders Keepers <obj> follows <subj> 2016 <obj> publication date