Lilly investigates the 1993 death of a mentally challenged teen who was hit by a train, after drawings appear on his grave that indicate foul play might have been involved. The probe reveals that the boy's mother was dying of cancer at the time and that he was being partially cared for by a 19-year-old friend. Lilly also learns that the boy was a target of abuse at his school.
Spoilers ahead. Coverage follows the scope labeled below.
Complete story — includes the ending
The team reopens the 1993 death of Colin Miller, a mentally disabled teenager who was hit by a train, when drawings of his death are found next to his grave, implying he might have actually been murdered. The team learns that the victim had a turbulent home and school life. Song featured in the intro: " These Are Days ", by 10,000 Maniacs. Song featured in the finale: " Somewhere Over the Rainbow ", by Israel Kamakawiwo'ole.