Hoy Soy Nadie (2012)

Mateo Blanco is a skilled programming designer who works at a renowned Newspaper company whose fate just turned dramatically. Having committed a fraud to his employer, the company's owner ensues Mateo on a strange mission in exchange for his freedom: He must collect blood samples from 15 young males and females from a list without them or anyone knowing and bring the samples back to his employer. Now Mateo will have to rely on his skills and the social networks to find every one on the list, adopting a different persona to infiltrate their lives while keeping his task carefully hidden from his family and friends.