Jung Eun-ji and Seo In-guk are reuniting after 13 years—this time, with a nostalgic duet that revives the sentimental vibes of the 90s.

On March 15, the duo dropped a teaser video for their upcoming track "Couple" on their official social media channels. The teaser, shot with a vintage film aesthetic, exudes a warm and sentimental mood.

💖 Pure Chemistry & Harmonies

In the teaser, Jung Eun-ji and Seo In-guk take turns singing a cappella, capturing each other on camera, holding hands, and strolling through the streets. Seo In-guk is even seen affectionately brushing Eun-ji's hair—a heartwarming moment for longtime fans.

🎶 A Fresh Take on a Classic Hit

"Couple" is a reinterpretation of Sechs Kies' 1998 hit of the same name. The remake incorporates a band sound, adding a rich and modern twist to the beloved classic. Their vocal chemistry is expected to bring a whole new dimension to the song.

📺 A Reunion 13 Years in the Making

Jung Eun-ji and Seo In-guk first won hearts in 2012 through the hit K-drama 'Reply 1997', where they sang the beloved OST "All For You." Now, after more than a decade, they're back together for another duet—stirring up excitement among fans.

📅 'Couple' drops on March 16 at 6 PM KST!

[Photo Credit: IST Entertainment]