B1A4 asks Who Am I with their second full album! The members continue to prove their talents as not only singers but also songwriters. Following "What's Happening?" and "Tried to Walk," Jin Young again wrote and composed this album's title song Lonely, as well as other tracks like "When in Love" and Baby with rap lyrics by Baro. CNU wrote and co-composed his solo number "Drunk On Music" and Sandeul and Gong Chan offer the duet "Overwhelmed."
