She thought she was going to be with a warm boy, but she didn't expect that she slept with an arrogant CEO accidently. As soon as she entered the university and became a college student, she unexpectedly became an unmarried mother, even a twin. For the sake of children, she has grown from a simple little girl to a strong and independent single mother. Later, she found the children's father. In their long time together, they gradually fell in love with each other ...