Anna Sun’s new single, Do What You Have To,” is a moody rockers that deals with the theme of break up and its consequences. The track is post-punk with reminiscence of early 80’s, with it’s intro that poses for reflective lyrics that tell a story of one’s eagerness to finally change. The rated song presents the multiple verses that develop a crescendo as the representative of the feeling describes the nuances of an angry, yet longing relationship. Sam’s performance that is so bare and real, combined with the energy of the band and alt-rock sound brings out the emotion of the song that if you have managed to go through such a tragic like anyone listening can enjoy this song. “Do What You Have To” does not only discuss loss; it validates it, celebrates it, and urges people to feel, think, and accept getting through it.