Alicia Ziegler

Wracked with guilt over her part in the feeble investigation into her gay son's murder, a frail mother asks Rush to reopen the 40-year-old case.

The duo investigate the murder of a student addicted to online dating who seems to have had 32 girlfriends.

Agent Barrett and her team are advised by Gibbs that they will take over the Port-to-Port serial killer case.

Rush receives new evidence in the 1973 murder of a female college tennis phenomenon, Andi, who beat the school's best male player, Fritz, in a high-profile match. Fritz had always been the main suspect since he had no solid alibi and his loss not only embarrassed him but also cost him major endorsement deals. Fritz was also known to lend towels to Andi, and the evidence of her murder includes a towel soaked in sodium.

Kris returns for a glimpse of Wildfire's next race. At the race, she gains an unlikely ally and a place to stay.

Junior preoccupies himself with his business proposition and puts his wedding arrangements on the backburner, while Jean criticises Matt's plans for the adopted racehorses.