Ep. 122 - Season 3 Prologue

Synopsis
This episode shows images from the previous 14 files of the cases Dr. Frost worked on throughout seasons one and two. It ends with File No. 15: An Open Door in a Closed Room (Season 3's first arc).


 * File No. 1: The Empty Man
 * File No. 2: Black Wave
 * File No. 3: 10 Days of Shy Mr. Yeon
 * File No. 4: Tears of Princess Pyeong-gang
 * File No. 5: The Psychologist in the White Room and Pavlov's Dog
 * File No. 6: The Desire of Others
 * File No. 7: A Solar Eclipse Between Two People
 * File No. 8: Persona
 * File No. 9: Insomnia
 * File No. 10: The Psychologist in the Black Room
 * File No. 11: Mirrors
 * File No. 12: Is There Light At The End of The Tunnel
 * File No. 13: Merry Christmas Dr. Frost
 * File No. 14: Happy Birthday D. Frost
 * File No. 15: "An Open Door in a Closed Room."