The future of characters Danny and Baez is being discussed in relation to the show 'Boston Blue', with some outlets suggesting their relationship may be explored further. There is also mention of a 'Blue Bloods' spinoff and the possibility of recasting a character named Sean. The show's bosses and cast members, including Donnie Wahlberg and Marisa Ramirez, have shared updates and insights into the characters' storylines, but the exact direction of the plot remains unclear.