Actress Oh Yeon-seo revealed the latest photos of herself via Instagram on Sunday.She made a mildly startled face with her eyes wide open and fingers pressed against her cheeks. She posted the photo with the caption, “Oh!”In a previous post on Sunday, the actress uploaded a photo of her holding a pink lipstick.Oh confirmed her relationship with Kim Beom on March 29. Kim recently started his mandatory military service on Thursday.By Cho Yun-myung ()