It was filmed in a completely empty Wembley Arena in London.
The official music video for "One" is a minimalist, black-and-white performance piece that captures the emotional weight of Ed Sheeran's farewell to a past relationship. Key Facts and Production Ed Sheeran - One [Official Music Video]
It is the only track on his second album, x (Multiply), that refers to that specific past relationship; the rest of the album focuses on moving on. It was filmed in a completely empty Wembley Arena in London
"One" was released as the first promotional single for x to provide a classic ballad counterpoint to the more upbeat, experimental lead single, "Sing". experimental lead single
The video premiered on Sheeran's YouTube channel on May 2, 2014 .