Mood: The mood appears to be one of shock, surprise, or urgency. The man's facial expression suggests that he is in a state of distress or astonishment. The theme could be related to a dramatic or intense moment in the video, possibly involving a revelation or a critical situation.

Environment: The background appears to be dark and blurry, with flashes of light that could suggest a nighttime setting or a scene with flashing lights or water. The exact setting is difficult to determine, but it could be an urban or natural environment with a focus on creating a dramatic atmosphere.