Humiliation, power abuse, NTR, beautiful subordinate's wife AIKA AVSA-100

As an office worker, I've been treated like an insignificant corporate slave because I haven't been promoted in a long time... I was finally supposed to get promoted this year, but my direct supervisor, Department Head Ichikawa, said he could influence things. Since he has personnel power, I have no choice but to curry favor with him in order to get promoted...