Mask - Season 1
1 - 3 Million Won Happiness
Air Date: May 27, 2015
2 - Girl Who Walks in Memories
Air Date: May 28, 2015
3 - Best Choice, Worst Choice
Air Date: June 3, 2015
4 - Heaven Created by the Devil
Air Date: June 4, 2015
5 - The Poor Rich
Air Date: June 10, 2015
6 - Family, That Heartbreaking Memory
Air Date: June 11, 2015
7 - A Chest You Can Cry On
Air Date: June 17, 2015
8 - A Logical Delusion
Air Date: June 18, 2015
9 - My Own Reflection
Air Date: June 24, 2015
10 - Faces of the Mask
Air Date: June 25, 2015
11 - Game of Lies
Air Date: July 1, 2015
12 - Unhappy Happiness
Air Date: July 2, 2015
13 - A Proposal and a Divorce
Air Date: July 8, 2015
14 - A Spear and a Shield
Air Date: July 9, 2015
15 - Target
Air Date: July 15, 2015
16 - The Puppet's Heart
Air Date: July 16, 2015
17 - Family
Air Date: July 22, 2015
18 - Trap
Air Date: July 23, 2015
19 - Vacancy
Air Date: July 29, 2015
20 - Our House
Air Date: July 30, 2015