It's Valentines Day and bounty hunter Stephanie Plum needs a relationship expert. One who goes by the name of Annie Hart. Because Annie is wanted foe armed robbery and assault with a deadlt weapon. Stephanie's shadow but enigmatic friend Diesel knows where she is, and he's ready to make a deal: he'll help her get Annie if Stephanie plays matchmaker to several of Annie's most difficult clients. But someone wants to find Annie even more that Diesel and Stephanie. Someone with a nasty temper. And someone with 'unmentionable skills'. With Stephanie in over her head, things are sure to get a little dicey - and a little explosive!