Dark rooms / Anolik, Lili

"... the murder of Nica Baker, beautiful, wild, enigmatic, and only sixteen. The crime is solved, and fast--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 ..."--Jacket flap.

Grace Baker is still reeling from the murder of her younger sister Nica. And even thought the class was closed after a classmate's suicide and suicide note murder confession, Grace is haunted by her sister's ghost and the nagging suspicion the real murderer is still out there.