Azusa Morishita and her husband Yohei have been married for 7 years. The couple cooperate with housework and childcare, living happily together with their son, Haru. However, a shadow begins to shroud their happiness at the arrival of Yuka, the mother of Haru's friend, Sakura. It all started at the scavenger hunt during Haru's Sports Day. Yuka struts across the field without a care in the world, arm-in-arm with Yohei. Azusa was shook to say the least, and the touchy-feely-ness didn't stop there. And yet, Yohei doesn't seem too bothered by it... Her suspicion alarm going off, Azusa starts investigating and finds a receipt in Yohei's pocket. On the back of that receipt was a message from Sakura's mom with her contact info, saying she wants to meet Yohei...
There are multiple authors with name associated with "Hana." This page is specifically the for the Taiwanese translator, HANA, who stylized the name in all uppercase.
For the authors that have the name stylized in all lowercase, see hana_.