Pop culture has proven to the public that every superhero has his one weakness, that thing that can bring him to his knees. Little green Martians are susceptible to ray guns. The cat will always go after the canary. Vampires can be felled by garlic and wooden stakes. And Grady Parker...well, he has Evie Allen.For his whole adult life, Evie Allen has hated Grady Parker's guts. And all the rest of him too, truth be told. But after a night out featuring...