Original soundtrack from the 2016 Korean TV series. Its Hangul RR name is "Tae-yang-eui hoo-ye."

IMDB:  https://www.imdb.com/title/tt4925000

Release Date: April 20, 2016

All are MP3, constant bit rate (CBR), 320 Kbps.  Track list:
01 - Always (Yoon Mi-rae) - 3:26
02 - Everytime (Chen & Punch) - 3:10
03 - This Love (Davichi) - 3:47
04 - You Are My Everything (Gummy) - 4:01
05 - Once Again (Mad Clown & Kim Na-young) - 3:57
06 - You Are My Everything (English version) (Gummy) - 4:00
07 - Say It! What Are You Doing (K.Will) - 3:36
08 - With You (LYn) - 4:14
09 - Let's Fall in Love (SG Wannabe) - 3:46
10 - The Wind Beneath Your Wings (M.C. the Max) - 3:55
11 - How Can I Love You (Xiah Junsu) - 4:20
12 - Always  (instrumental) - 3:24
13 - Everytime (instrumental) - 3:08
14 - This Love (instrumental) - 3:46
15 - You Are My Everything (instrumental) - 4:00
16 - Once Again (instrumental) - 3:55
17 - With You (instrumental) - 4:14
18 - Let's Fall in Love (instrumental) - 3:46
19 - The Wind Beneath Your Wings (instrumental) - 3:55
20 - How Can I Love You (instrumental) - 4:25
21 - Save the Day - 3:20
22 - Mission Part 1 - 4:25
23 - Time is Running Out - 3:29
24 - Hidden Genius - 4:53
25 - Endless War - 2:48
26 - My Everything - 2:54
27 - Heart Break - 4:16
28 - Military Dignity - 2:08
29 - Mission Part 2 - 6:14
30 - I Love You - 2:53
31 - Aroma - 1:56
32 - War of Tomorrow - 3:58
33 - The Lover - 3:25
34 - No More War - 3:52
35 - Always I Love You - 2:41
36 - Fighter - 2:30
37 - Mission2 Epic Tension - 4:43
38 - Lonely Road - 4:16
39 - Vital Fantasy - 3:00
40 - Love You 2 - 2:56
41 - Don't Forget Me - 3:29
42 - Time is Running Out (version 2) - 3:40
43 - Attention Mission Version - 3:24
44 - Move Forward - 3:40
45 - Freedom - 3:39
46 - Attention O.R.I. - 1:51

Total length: 2 hours, 47 minutes, 28 seconds