"Hold Still" is a novel by Sarah Wylie that explores themes of grief, friendship, and the struggle for self-acceptance. The story follows Mia, a teenager grappling with the loss of her best friend, Bree, who died by suicide. As Mia navigates her emotions, she reflects on their past and the impact of Bree's death on her life. Throughout the book, Mia uses photography as a way to cope with her feelings and to remember Bree. The narrative delves into the complexities of mental health and the importance of communication, ultimately highlighting the need for understanding and support among friends.