Nanatsumori Riri, a popular announcer, graduated from a top university and passed the highly competitive announcer exam to join a TV station. Although she has a bright smile and a high level of professionalism, she is strict with the field staff and her way of treating her superiors has earned her the resentment of some staff members. One day, the ADs explode with frustration at her and secretly come up with a plan. They set a trap to make her urinate during a live broadcast, which leads to them cornering her. Due to her blunder, sponsors and viewers alike complain, and Riri is demoted to a late-night erotic program. Her pride gets in the way and Riri is unable to complete her erotic program. Gradually, Riri's dignity is taken away, and the actions of the staff, burning with a desire for revenge, escalate. When Riri's beautiful face is stained with a large amount of filthy white liquid, her self-esteem is completely shattered.