A beautiful cabin attendant named Tsukasa, admired for her exceptional appearance and outstanding work, covers up her subordinate's mistake and goes to apologize to a regular customer. There, she is forced to endure an inappropriate act, and the video of it is used to threaten her again. Immediately after the assault, she is trapped in a cycle of hell, unable to escape from group irrumatio, continuous insertion, and continuous facial cumshots, falling from her esteemed position to become a beastly sex slave.