Kono Kaisha... Nanika Okashii!

Based on the CG collection by Shiroganean (白金庵).

New recruits Ayaka, Chieko, and Shion find that at their new workplace, sexual harassment and bullying are as common as it gets.
Things then escalate until the male employees full-on rape them.
What will become of these bright-eyed newcomers?

(Source: moeload)