Gelin: The Bride talks about what happens to people who go to investigate a girl who claims to be married to a spiritual being. The video of the girl in a wedding dress, which spread rapidly on social media, also attracts the attention of the media boss, Mr. Saadettin. Saadettin Bey assigns a team to investigate the incident. The team, who goes to the village where the girl lives to do research, becomes the guests of Ecrin and her strange family. The team is forced to spend the night in the village due to unexpected events and find themselves in dire situations.