Mood: The mood of the video appears to be romantic and sentimental, with a focus on the beauty of life. The title 'Zindagi' which translates to 'life' in English, suggests that the video may be a reflection on the journey of life, love, and relationships. The overall theme seems to be a heartwarming and emotive one, evoking feelings of nostalgia and love.

Environment: The setting of the video appears to be a scenic and serene natural environment, possibly a hill station or a mountainous region. The background features a river, trees, and buildings with blue roofs, which suggests a picturesque and tranquil atmosphere. The presence of mountains in the distance adds to the natural beauty of the setting.