수영 (SOOYOUNG) - 겨울숨 (Winter Breath)

효린 (Hyolyn) Just Stay (Thirty But Seventeen OST Part 2)

When You're Gone

해빈 HaeBin (gugudan) - Everyday [Because This Is My First Life - 이번 생은 처음이라 OST Part 2]

Jimin Park (박지민) - 별처럼 빛나는 시간 (A Time That Shine Like a Star) [하이바이, 마마! - Hi Bye, Mama! OST Part 1]