Bobby and the 118 race to the rescue when an abandoned oil well erupts and causes a massive sinkhole in downtown LA. Athena investigates a 30-year-old cold case involving a casino robbery. Buck fears his relationship with Taylor might be ending, and Hen meets a man from her mother, Toni's, past.
Elenco: Peter Krause , Angela Bassett , Oliver Stark , Kenneth Choi , Aisha Hinds , Rockmond Dunbar , Jennifer Love Hewitt , Ryan Guzman , Marcanthonee Reis , Corinne Massiah , Gavin McHugh , Connie Britton .