Genre Definition and Recommendation is a feature where I will define a genre and a sub-genre definition and the make some recommendations.
Suspense- Definition found on Wikipedia
Suspense is a feeling of pleasurable fascination and excitement mixed with apprehension, tension, and anxiety developed from an unpredictable, mysterious, and rousing source of entertainment. The term most often refers to an audience's perceptions in a dramatic work.
Crime fiction Definition found on Wikipedia
Crime fiction is the literary genre that fictionalises crimes, their detection, criminals and their motives. It is usually distinguished from mainstream fiction and other genres such as science fiction orhistorical fiction, but boundaries can be, and indeed are, blurred. It has several sub-genres, including detective fiction (such as the whodunit), legal thriller, courtroom drama and hard-boiled fiction.