So this has to be an upgrade in total from the original leads first in talks for the drama The Price of Confession. It was supposed to star Song Hye Kyo and Han So Hee, and now has leads Jeon Do Yeon and Kim Go Eun in those roles as a woman wrongly accused of murdering her husband and the mysterious younger woman who enters her world in prison. Joining the ladies will be Park Hae Soo as a dogged prosecutor and Jin Sun Kyu as the lawyer for the accused woman. Directing is the PD of Doona! and Crash Landing on You with the script by the writer of the films Sad Movie and S Diary.