My 30th Wedding follows a serial bridesmaid who has planned and coordinated 29 weddings for her friends and family, but has never been the bride herself.

As she faces intense pressure from society and her family to settle down, she sets a strict personal goal to ensure that her next wedding, the 30th one she attends, will finally be her own. The plot centers on her chaotic, emotional, and comedic journey to find true love and walk down the aisle before time runs out.