2017.  - we need warmth,i learned from you (grown up),7 years old (ft.  Moon moon),good person,i still (ft.  Sung si kyung),the night (ft.  Geeks)

2020. Mujigae Quintet (Rainbow Quintet) was a project band formed by composer Lee Kyung-seok while he worked as an arranger at Four Seasons Production (not to be confused with Frankie Valli's). The album starts off ..

2020. Mujigae Quintet (Rainbow Quintet) was a project band formed by composer Lee Kyung-seok while he worked as an arranger at Four Seasons Production (not to be confused with Frankie Valli's). The album starts off ..

2020. Mujigae Quintet (Rainbow Quintet) was a project band formed by composer Lee Kyung-seok while he worked as an arranger at Four Seasons Production (not to be confused with Frankie Valli's). The album starts off ..

2020. Mujigae Quintet (Rainbow Quintet) was a project band formed by composer Lee Kyung-seok while he worked as an arranger at Four Seasons Production (not to be confused with Frankie Valli's). The album starts off ..