Girls' Generation's Hyoyeon is gearing up for her comeback with "Second". 

In this set of teasers, revealed on August 7th, Hyoyeon takes you behind the scenes of previously released teaser images. Hyoyeon's first single of 2021, "Second" is a collab with rapper and singer BIBI. Hyoyeon hopes to comfort the listeners with this upbeat summer dance song. 

Hyoyeon's "Second" is set to drop on August 9 at 6 PM KST. Check out her teasers below and let us know what you think in the comments below.