Mood: The mood of the video appears to be romantic and melancholic, with a focus on love and relationships. The theme seems to revolve around the complexities of love and heartbreak, as hinted by the title 'Meri Tum Ho'. The emotions depicted in the images range from intimacy and affection to longing and possibly heartache.

Environment: The environment and setting of the video seem to vary, showcasing different scenarios. One image depicts a serene natural setting with a body of water, suggesting a peaceful and idyllic atmosphere. Another image shows a cozy indoor setting, possibly a bedroom, indicating a more intimate and private environment. The variety of settings implies that the video may explore different facets of relationships and emotions.