YooA has revealed the making of her 'Borderline' single album jacket.

In the making-of video above, the Oh My Girl member gives you a peek at what went behind the scenes of her album jacket shoot. Fans get to see unseen shots, her moments on set, her comments on her concept, and more.

"Rooftop" is the title song of her first single album 'Borderline', and it's a nineties-inspired dance track about living life on the edge and taking chances.

Watch YooA's making-of video above, and make sure to turn on the English captions.