Choe Hye-jin

Because of grandfather's will, Ju Won somehow feel uncomfortable about this flight. He accidentally reunite with a manager of J- one, Gu Reum. After they finished their flight, something shocking happens to Ju Won and Gu Reum.

Once a legendary detective and a new mom, Mi-young, now works a desk job. But when overenthusiastic newbie Ji-hye is assigned to Mi-young's civil complaints team, the two female cops get caught up in a serious criminal case that triggers an action-filled comedic investigation.

A former arm-wrestling champion raised in the U.S. returns to South Korea for a tournament that could return him to glory, but he finds his life complicated by the appearance of the biological family he never knew.

Following the glorious all-girls high school days, a reunion is held at the cafe of the class president Yeon-mi, facing the secrets that they have hidden for 20 years and growing up understanding each other.