乳辱人妻女学園～淫獄の夜間人妻調教学科（ニ部）

There is a unique class at this school - marriage training. It is supervised by director's son who trains girls into slaves there. Moreover, he has strict principles to qualify for admission. It's to have a G cup or bigger. He forces women to wear uniforms with their breasts exposed and participate in various humiliating activities.

[From vndbreview]