 Eminem wrote the verses and chose Rihanna to sing the chorus, resulting in a collaboration influenced by their past experiences in difficult relationships.Recording sessions were held in Ferndale, Michigan, and Dublin, Ireland.Backed by guitar, piano and violin, the track is a midtempo hip-hop ballad with a pop refrain, sung by Rihanna, and describes two lovers who refuse to separate despite being in a dangerous love–hate relationship.