CSI: Miami (2002)

S8E9 Kill Clause

In a chilling twist, deadly jellyfish become the instrument of a calculated murder. As the investigation unfolds, Jesse is confronted by a mysterious woman from his past, reigniting old emotions and unresolved tensions. The combination of a bizarre weapon and the resurfacing of old acquaintances complicates the case, pushing Jesse to navigate both the perilous aquatic threat and the shadows of his history.