시크릿 – B.O.Y (Because Of You)
Track 04 from EP "Letter From Secret"
Release Date: 2013.04.30
시크릿 – Only U
Track 03 from EP "Letter From Secret"
Release Date: 2013.04.30
시크릿 – 키다리 아저씨
Track 02 from EP "Letter From Secret"
Release Date: 2013.04.30
시크릿 – YooHoo (유후)
Track 01 from EP "Letter From Secret"
Release Date: 2013.04.30
시크릿 – Fantastic
Track 04 from EP "Gift From Secret"
Release Date: 2013.12.09
시크릿 – Remember Me
Track 03 from EP "Gift From Secret"
Release Date: 2013.12.09
시크릿 – 자리비움
Track 05 from EP "Madonna"
Release Date: 2010.08.12
시크릿 – I Do I Do
Track 02 from EP "Gift From Secret"
Release Date: 2013.12.09
시크릿 – 줄듯말듯
Track 04 from EP "Madonna"
Release Date: 2010.08.12
시크릿 – 사르륵
Track 01 from EP "Gift From Secret"
Release Date: 2013.12.09
시크릿 – 3년 6개월 (Acoustic Ver.)
Track 06 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – 잘해 더! (Feat. 백찬 Of 8eight)
Track 03 from EP "Madonna"
Release Date: 2010.08.12
시크릿 – I Want You Back (Acoustic ver.)
Track 05 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – 알아서 잘해요
Track 04 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – Madonna
Track 01 from EP "Madonna"
Release Date: 2010.08.12
시크릿 – No. 1
Track 02 from EP "샤이보이"
Release Date: 2011.01.06
시크릿 – Spot Light
Track 03 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – 샤이보이
Track 01 from EP "샤이보이"
Release Date: 2011.01.06
시크릿 – Magic
Track 02 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – I Want You Back
Track 02 from Single "I Want You Back"
Release Date: 2009.10.13
시크릿 – Neverland
Track 09 from Album "Moving In Secret"
Release Date: 2011.10.18
시크릿 – My Boy
Track 01 from EP "Secret Time"
Release Date: 2010.04.01
시크릿 – 3년 6개월
Track 01 from Single "I Want You Back"
Release Date: 2009.10.13
시크릿 – Bastard
Track 08 from Album "Moving In Secret"
Release Date: 2011.10.18
시크릿 – 바래
Track 07 from Album "Moving In Secret"
Release Date: 2011.10.18
시크릿 – Together
Track 06 from Album "Moving In Secret"
Release Date: 2011.10.18
시크릿 – 잘할 텐데
Track 05 from EP "SECRET SUMMER"
Release Date: 2014.08.11
시크릿 – Amazinger (Zinger Solo)
Track 05 from Album "Moving In Secret"
Release Date: 2011.10.18
시크릿 – 1, 2, 3
Track 05 from EP "POISON"
Release Date: 2012.09.13