A Marriage That Begins With Divorce?

S1 F1: Saki Mizuguchi and Koichi Obara get married after a fateful encounter where Koichi rescued Saki from an accident in the mountains. Saki is a free-spirited fashion magazine editor, while Koichi is a strait-laced member of the Japan Air Self-Defense Force. The pair vow to build a happy life together despite their opposing personalities, but things turn sour the day after the wedding. Disagreements surface all over the place, and they get into a large argument leading to their decision to get divorced. They try to tell Koichi's parents their intention to get divorced, but Koichi's parents make an unsettling announcement before they can bring it up. To make matters worse, Saki's mother and father seem to be going through some problems of their own.