Beautiful secretary Mikage Sakata endures escalating sexual harassment from her boss, gradually succumbing until she is completely broken. Outwardly maintaining a composed and professional demeanor, she hides her true self from everyone—yet deep inside, her primal female instincts begin to awaken. Upon her boss's command, she calmly sucks cock like a trained slut. Her obedience and innocence transform her into a pitiful animalistic woman. Though Mikage initially strives to uphold her role as a respectable secretary, she ultimately becomes a fully dominated sex slave.