Cecilie Maja Hastrup Karshøj,[2] known professionally as Coco O., is a Danish musician best known as the singer in electronic soul duo Quadron.

[6] The word Quadron comes from archaic Danish "kvadron", a term used to signify persons of "quarter" race, and refers to the fact that both musicians have a biracial parent.

"[9] Jay-Z selected Coco O. to contribute the song "Where the Wind Blows" to the soundtrack for Baz Luhrmann's The Great Gatsby.

[1] ColorsxStudios described it as "featuring mellow, acoustic guitar accompanied by rich, cinematic strings" and noted the sound is a departure from her previous work with Quadron.

[15] Zo of Okayplayer heralded the album as "a stunningly intimate showcase of the singer’s voice across a range of compositions pulling from all eras of r&b and soul.