A young woman named Rose becomes critically injured in a motorcycle accident, leading her to undergo an experimental surgical procedure at a nearby clinic. The operation, aimed at saving her life, unexpectedly results in her developing a bizarre alteration in her physiology: a phallic stinger that secretes a contagious, rabies-like disease. Anyone attacked by Rose's stinger transforms into violent, mindless zombies that exhibit uncontrollable rage and a thirst for blood.

As the outbreak rapidly spreads, cities descend into chaos with authorities struggling to contain the escalating attacks. Rose, oblivious to the extent of the catastrophes she has inadvertently caused, continues her journey, leaving a trail of infected individuals in her wake. The narrative follows multiple perspectives, highlighting the public's panic, the overwhelmed healthcare system, and the desperate actions taken to curb the epidemic. Amid this turmoil, Rose’s condition grows progressively more alarming as she grapples with her new reality and the monstrous horror she has become.