On March 18, 2026, tvN’s official drama account dropped a buzzworthy behind-the-scenes video from Seiren, featuring Seol-a and Woo-seok’s first kiss — plus a nerve-racking moment where the pair trade uneasy glances as Jun-beom watches.
The clip captures the much-anticipated first kiss between Seol-a and Woo-seok, instantly grabbing fans’ attention. The post also notes that more footage is available on tvN Drama’s YouTube and Naver TV channels.
Fans went wild in the comments, leaving messages like "متحمسة الاخت", "Melhor atriz", "남의 집 앞에서...", and "aí que trabalho difícil. KKKK" — reflecting the scene’s tension and soaring expectations.