Mood: The mood of the video appears to be romantic and upbeat, with a focus on music and relationships. The theme seems to revolve around love and togetherness, as suggested by the title 'Tu Meri Zindagi/Adayein' which translates to 'You are my life' and 'My Days'. The overall emotion conveyed is one of joy and celebration.

Environment: The setting of the video seems to be a studio or a controlled environment, possibly a music video shoot. The dark background with blue dots and the presence of logos suggest a promotional or music-related setting. The focus is on the two lead artists, suggesting an intimate and musical performance.