Yoona Lim and Kang Seulgi are well-known influencial Detectives and someone hired them as a personal Bodyguards by a rich people in order to protect their daughters at all costs and that bring them to something changeable in their own lives.
"You must be very busy and not been able to have time to date. Do you have someone in your life? a lover or special ones?" The two look at each other and laugh.
"Seulgi and I, we promised to each other that we won't settle yet to a serious relationships because as far as we know we're committed to our jobs." The older girl answer while the younger girl nodded at her answer.
Well, let's see if you encounter someone that will change your minds.