With this photo, you can see Jordan walking towards where Evan is kneeling and hiding from him. You can also see that Evan is obviously waiting for someone, in this case Jordan. However, as the audience we know where Evan is yet Jordan doesn't. Therefore there is DRAMA being created as the suspense is rising to see what reaction the collision of Jordan and Evan will be.
With this image, Maisie and Jordan are staring into the distance, maybe looking at their future together. ROMANCE is evident in this image as they look shy but happy to be around around each other.
With this image of Maisie, Jordan and Evan, they were all lying on the floor in an unconscious position. This creates a feeling of death, which could be linked to all genres, but most commonly drama, thriller and action.