Nic Sheff's memoir Tweak depicts his battle with methamphetamine addiction and the difficulty of getting sober. As the protagonist, Nic follows the classic hero's journey through his descent into addiction and subsequent attempts at sobriety. He hits rock bottom through homelessness and theft due to his drug use before eventually finding the strength to get clean. However, the road to recovery is long and challenging, involving relapse and an eventual realization that he must cut ties with his toxic girlfriend Zelda to maintain his sobriety.