On March 18, 2026, the official tvN Drama Instagram dropped a new post — and the "can't-hide-it" smile in it is making waves, capturing a heart-fluttering, lovable moment between the show's characters.
The images show a female character wearing a shy smile and a male character stepping in through a doorway. The scene comes from the drama 'Siren' and overflows with the butterflies of a budding romance.
Fans reacted with comments like "Such an adorable scene," "Kiyowo," and "Seol Ah is blushing," expressing their affection for the characters.