Mood: The mood of the video appears to be romantic and intimate, with a focus on love and affection. The heart-shaped outline around the couple's faces and the close proximity of their faces suggest a strong emotional connection. The overall theme seems to be centered around the emotions and feelings of being in love.

Environment: The environment or setting of the video seems to be outdoors, possibly in a natural or urban setting with a blurred background, which suggests that the focus is on the couple rather than the surroundings. The presence of a logo that says 'Guest in London' implies that the video may be related to a movie or song set in London or featuring London as a key location.