Created by Mark and Jay Duplass, the HBO half-hour anthology series Room 104 returns for its fourth and final season with 12 new episodes that explore different genres, characters, tones, plots and time periods. Set in the same room of a typical American chain motel, the characters and the director change from episode to episode (although there are some repeat filmmakers), and the story being told can be anything from dark comedy to sci-fi to sitcom to animation. Sometimes there's blood, sometimes there are tears, sometimes there are original songs, and sometimes there's even a bit …