Miley Cyrus Teams Up With British Singer Dua Lipa On "Prisoner" The Fourth Track From Cyrus' Seventh Studio Album Plastic Hearts. The Song Was Released As The Album’s Second Single On November 19 2020 A Week Before The Album’s Release. The Song Which Interpolates Olivia Newton-John's 1981 Track "Physical" Is About Being In An Abusive Or Controlling Relationship In Which One Person Manipulates The Other To Stay Causing Them To Feel Like A Prisoner.