D-spray 媚薬でモテモテ 課長代理補佐

The protagonist has been working at a job for several years but can't seem to rise through ranks anymore. With no respect from most of employee and rumors of restructure going on he is sick of his job. However, one day he is called in by research department to test out experimental pheromone drug. After the testing, the drug turns out to be real deal and he starts to target women that he works with, making his job more interesting.