New 'Castle' Season 5 poster: Nathan Fillion and Stana Katic are "caught in the act"

castle_season5_poster.jpgThe "Castle" gifts just keep on coming!

Today ABC released an arresting new promo poster for Season 5, featuring Beckett embracing Castle from behind -- with their wrists handcuffed together!

Stars Nathan Fillion and Stana Katic's playful, sexy pose makes it very clear that Castle and Beckett's long-anticipated romance is the focus of this season.

As it should be, no?

The tagline -- "Caught in the act" -- highlights the hilarity that will ensue once their colleagues and family find out that they've taken their partnership to a whole new level.

What do you think of the hot new poster? Are you fanning yourself as furiously as we are?

"Castle" returns to ABC Monday, Sept. 24
Photo/Video credit: ABC