Vivian, a strong career woman, has exceptional work abilities. Leo, the president of a rival company, secretly admires her but has been repeatedly rejected when trying to recruit her. In her personal life, Vivian has a hard time. After being diagnosed with infertility, she discovers her boyfriend's infidelity. In a drunken state, Vivian has a one-night stand with Leo and surprisingly gets pregnant. To keep this hard - won child, she tries every means to hide it, not expecting that her "rival" is even more eager for the child's birth.