Makoto (Konno Ayaka), 29, dreams of a happy family and works as a sales clerk at the advertising agency Adliza. She's dedicated to her work and admired by her colleagues, but in her private life, she's constantly at the mercy of her selfish and self-centered boyfriend, Hayato (Akazawa Ryotaro), and despite being pushed around by him, she remains devoted to him and has been living with him for three years. One day, at a department drinking party, she witnesses her boyfriend Hayato cheating on her with her junior colleague, Aina (Hoshino Yumena). Makoto instinctively flees the scene, but with nowhere to go and nowhere to turn, she finds herself at a loss. Just then, she is offered a helping hand by her boss, Odagiri (Totsuka Shota), feared and known as the "gang boss" within the company. Meanwhile, Tora Senzaki (Nakamura Rea), a detective investigating organized crime, sets his sights on a gang called the Fudo-kai... A dangerous cohabitation with a cold-hearted boss begins!