Fallen married slave teacher

Yuka is a female teacher who recently got married and feels happy. However, the school she works has many students who are grossed, and Yuka is also seen with a sexual eye. One day, one of the students approaches Yuka and forces them to form a relationship. Yuka is also attacked by other students. The students' humiliation continues the next day, but Yuka is shocked to realize that she is seeking their cocks.