Mood: The mood of the video appears to be romantic and intimate, with a sense of longing. The theme seems to revolve around love and possibly heartbreak, given the title 'Alone'. The emotion conveyed is one of yearning and closeness between the two individuals.

Environment: The setting of the video seems to be outdoors, likely in a natural or wilderness setting, given the presence of a tree trunk and greenery in the background. The atmosphere appears serene and isolated, fitting for a romantic or melancholic theme.