I is the debut extended play by South Korean singer Taeyeon, released on Oc… Read Full Bio ↴I is the debut extended play by South Korean singer Taeyeon, released on October 7, 2015 by S.M. Entertainment. The EP was recorded at S.M. Studios in Seoul, South Korea and was produced by Lee Soo-man.

In mid-2015, S.M. Entertainment announced that Taeyeon would release her first solo album later that year. The album's title track, "I", features popular rapper Verbal Jint and includes lyrics written by Taeyeon. The album was released via digital music websites at midnight on October 7, the physical copies sold in the stores on same day.

Due to her previous success recording ballads for Korean films and televisions, the public expected Taeyeon to promote the album with a ballad title track. The singer, however, chose a pop rock song and expressed that she wanted to "make solo debut with good songs regardless of their genres." Discussing about her music styles for the album, Taeyeon noted that she purposely avoided "way over the top" songs, elaborating: