Mood: The mood of the video appears to be carefree and joyful, with a hint of nostalgia. The theme seems to be about embracing good times and looking forward to a brighter future. The overall emotion evoked is one of optimism and happiness.

Environment: The setting of the video appears to be an urban environment, likely a city street at night. The presence of a taxi and buildings in the background suggests a bustling metropolis. The nighttime setting is emphasized by the dark blue tone and the illuminated lights in the background.