Mood: The mood of the video seems to be nostalgic and sentimental, with a hint of humor and camaraderie. The theme appears to revolve around friendship and reminiscing about the good old days. The overall emotion conveyed is light-hearted and playful, with a sense of joy and togetherness.

Environment: The setting appears to be a cozy, cluttered room, possibly a dormitory or a hostel, with yellow walls adorned with posters and shelves filled with books and other personal items. The atmosphere seems informal and relaxed, with the group of friends lounging on a bed, exuding a sense of comfort and familiarity.