A single woman, Go Da-rim, disguises herself as a married mother to land a job at a baby products company, where she unexpectedly kisses her sharp and calm team leader, Gong Ji-hyeok. As their worlds collide amid lies, family pressures, and budding romance, the impulsive kiss ignites a chaotic journey of deception, passion, and self-discovery. This South Korean rom-com blends quirky humor with heartfelt moments in a tale of forbidden attraction and second chances.