Nakagoshi Maho works as a wedding planner. She is in charge of the wedding for Isikawa Akihito and Nitta Haruka. On the day of their wedding, Nakagoshi Maho faces various problems like the appearance of Nitta Haruka's ex-boyfriend Yashiro Yuya at the wedding. Can Nakagoshi Maho, who never says no to her clients as a wedding planner, solve all the problems that come her way and have Akihito and Haruka enjoy the best wedding possible?