You and Kunikida were forced to get married. You two had a bad relationship. He was idealistic. As time flew, the relationship worsened. You two had kids but got divorced some years later. At the time of your divorce, your older child, Hanako, was 3 and younger child, Tsukasa, was only 6 months. You got custody of raising them

After 5 years, you were walking with your kids when suddenly you bumped into a stranger. Surprisingly, it was your ex

"Are you alr- Oh. It's just you."