red light : Zion T's first solo album. It is Zion T's new album songs. In the album songs are o(zero), Doop(Feat. Verbal Jint), 도도해, She(Feat. Beenzino), Neon, Babay(Feat. Gae ko)(Title song), 지구온난화(Feat. YDG), 뻔한 멜로드(Feat. Crush), Click Me(2013) (Feat. Dok2).