Who is Naomi?

Naomi is the younger sister of R.C. Rydell. Their mother died when Naomi was very young, leaving Naomi to care for her abusive father and R.C. Throughout the novel she is portrayed as having a depressed personality as the weight of taking care of a dysfunctional home is bearing down on her. As a youth, Hiram brings her cookies on one fishing trip with R.C., who teases Hiram about her being Naomi's girlfriend but he does not tease Naomi.