Misty Plowright is shockingly honest, in a nothing-to-lose and what-you-see-is-what-you-get kind of way. She hasn’t slept in 24 hours and she’s wearing jeans and running shoes for an interview inside a noisy Castle Rock coffee shop. A self-proclaimed nerd and politics junkie, Plowright is unpolished and unguarded, but passionate, as she talks about her run for U.S.