Natural City
내츄럴 시티 (original)
Two cops, R and Noma, hunt down renegade cyborgs. Cyborgs are used as commandos by the military, as lust objects and for companionship. Normaly they have a limited lifespan of three years but black market technology is being developed to be able to transfer a cyborg's artificial intelligence into human host. This drives R to find a suitable host for his expiring cyborg Ria.
Starring Yoo Ji-tae, Lee Jae-eun, Rin Seo, Eun-pyo Jeong, Jung Doo-hong, Eul-dong Kim, Kim Eul-dong, Ju-hye Ko, Yoon Chan, Eun Won-jae
Watch "Natural City" on Kanopy released in 2003. It's a action & adventure and drama movie, and has a rating of 5.7 out of 10 from Imdb which is fairly okay for this kind of movie.