“over u” is the debut single from then 23-year-old Vietnamese-Houston based artist Casey Luong, who transitioned into the moniker, keshi. He posted the song originally released on September 17th, 2017 via SoundCloud. Afterwards, it was released on all streaming platforms on November 10th, 2017.

In this song, he lulls about the ending of a cherished relationship. The song is also his first venture into the lo-fi genre, which consists of softer, quieter vocals and is less lyric heavy compared to his later releases.