Synopsis：Wu Qingqing is an agent of the International Security Alliance (to combat mutant crime) and is ordered to infiltrate Medusa Plastic Hospital to collect evidence of the secret research on genetic induction fluid by its direct consortium to create mutant fighters. Wu Qingqing successfully infiltrates, but was forced to inject a gene induction fluid. With the assistance of her colleague Fatty Wang, she escapes from the Medusa underground laboratory, but is chased and killed along the way. With the help of her colleague Fatty Wang, she escapes from Medusa's underground laboratory, but is chased and killed along the way. Affected by the gene-inducing fluid, her memory is temporarily confused and missing, but she is fortunately saved by Zhou Yang and successfully goes through the period of genetic mutation intensification. Unlike Medusa's past failures, Wu Qingqing's genetic fusion rate miraculously exceeds 40%, attracting the attention of the Medusa organization and they want to hunt her down. Wu Qingqing is in crisis and her life hangs in the balance. At the critical moment, Wu Qingqing's gene fusion rate exceeds 50%, and she has a bizarre speed like a "ghost." With her superior martial arts skills she practiced since childhood, she is able to fight back and kill.