Never, in a million years, did Frankie Lynn think that she would end up employed as a hitman. But, here we are. At age 17, Frankie's job is to kill people and gets money for doing so. Frankie desperately wants to fall in love, but in this line of work, it's hard. Lucky for her, though, the perfect person just landed right into her lap. The only catch is that they're also a hitman, she's their target, and they're hers.