I DO, AND SO DO I. Jennie Ruby Jane Kim is the most luckiest woman alive, now that she's going to marry the man of her dreams and alongside, is her caring and supportive bestfriend/sole bridesmaid, Lalisa Manoban. After 4 years of Jennie's happy and successful marriage with Jungkook. She received the news from her sister, Jisoo that her bestfriend Lisa is now finally getting married. The thought of her long time childhood friend tying a knot with some woman made her skin shiver. She should be happy about it, yet being happy is the last thing she could think and feel of, But why?