Dark Rooms

Dark Rooms by Lili Anolik
323 Pages

"Death sets the plot in motion: the murder of Nica Baker, beautiful, wild, enigmatic, and only sixteen. The crime is solved, and quickly--a lonely classmate, unrequited love, a suicide note confession--but memory and instinct won't allow Nica's older sister, Grace, to accept the case as closed. Dropping out of college and living at home, working at the moneyed and progressive private high school in Hartford, Connecticut, from which she recently graduated, Grace becomes increasingly obsessed with identifying and punishing the real killer"

This book should be very popular with new adults since it has a young adult vibe with some adult themes.  Not a bad book, 3 stars out of 5.