Is Niko Tama coming back?

The series focuses on Asao Atsuko, who works at a bento shop, and her partner, patent attorney Iwaki Kohei. Despite being university sweethearts who have comfortably lived together for 12 years, their routine is disrupted when Kohei has a one-time affair with his colleague Yuko. This explores their struggles with emotional drifting, hesitation, and the nature of "family".