수란 (SURAN) - O.V.E.R (Cheat on me, if you can OST Pt.1)

일레인 (Elaine) - Wake Up (사이코지만 괜찮아 - It's Okay To Not Be Okay OST Special Track vol.1)

AILEE (에일리) – Breaking Down

클랑 (KLANG) - Pray (단, 하나의 사랑 - Angel's Last Mission: Love OST Part 7)

Han Soo Ji - Round and round (Goblin OST Never Far Away / Heize) short version

러니 (RUNY) - Smile Again (그녀의 사생활 - Her Private Life OST Part 7)

Safira.K (사피라 K) - X (로스쿨 - Law School OST Part 3)

티어라이너 (Tearliner) - Blooming Story (Feat. 조해진) [좋아하면 울리는 - Love Alarm OST]

Crush - Beautiful

I′m Sorry - AILEE (Alchemy of Souls OST Part.3)

Janet Suhh (자넷서) - In Silence (사이코지만 괜찮아 - It's Okay To Not Be Okay OST Special Track vol.2)