- Birth Name: Moon Tae Il (문태일)
- Birthday: June 14, 1994
- Blood Type: O
- Height: 172 cm (5’8″)
- Place of Birth: Seoul, South Korea
- Position: Main Vocalist
- Specialty: Guitar
- Stage Name: Taeil (태일)
- Zodiac Sign: Gemini
aug 18 2017 ∞
aug 18 2017 +
aug 18 2017 +