Ballard and Parker investigate housekeeper Yulia Kravetz's murder. Meanwhile, the hunt for the serial killer's latest victim reunites Ballard with retired Detective Harry Bosch.

The 2006 death of fraternity member Nick Thatcher was initially ruled an accident. When a video goes viral accusing the fraternity of murder, Ballard and her team are forced to reopen the case.

Ballard's serial killer investigation takes a high-stakes turn. With 72 hours to secure the case before it's transferred to Homicide, the team races to find connections between the victims.

Bosch delivers a shocking lead in the LAPD corruption case. Ballard and team dive into the mysterious murder of a teenager with ties to a local gang.

The Ibarra case turns personal as Martina discovers someone close to her is part of the corrupt LAPD ring. The team races to identify the remaining corrupt officers before time runs out.

A fresh lead turns into a shocking revelation as the team learns their serial killer has been in their grasp the whole time.

A city-wide manhunt begins for Rawls's shooter. Ballard receives an unexpected update on the LAPD conspiracy case.