Girls' Generation Taeyeon is returning with her second studio album "Purpose" and unveiled the tracklist on Oct 21 (local time).

The album is set to release on various music sites at 6 p.m. KST on Oct 28.

The title track "Spark" along with "Here I Am," "Love You Like Crazy," "Do You Love Me?" "Gravity" unreleased songs performed at solo concerts last year. It is expected to charm fans with a total of 12 songs.

A teaser campaign is taking place over on the singer's social media. The musician began promoting the release with images featuring Taeyeon's transformation as well as highlight video that gives a snippet of the mood of new music in advance.

In celebration of Taeyeon's comeback, a special photo exhibition titled "Purpose" The Exhibit" will also be held in Seoul and Busan. The exhibit is for free in Seoul on Oct 22-27 (local time) and Busan on Oct 23-27 (local time).