Sorma Neden is about what happens after the groom disappears on his wedding night. Yağmur and Kayhan are getting ready to get married. However, no one around them wants the wedding to take place. The mother-in-law and sisters-in-law dislike Yağmur but cannot influence Kayhan. The bride's ex-boyfriend, who has been unable to bury his love, arrives with a glimmer of hope. On the wedding night that no one wants, something shocking happens. The groom has disappeared. The police, Kayhan's friends, creditors, the merchants in his neighborhood, and his family are all questioned in the search for the missing groom. After learning what the police discovered during their interrogations, things get even more complicated. Will the missing groom be found in this adventure- and mystery-filled wedding?