"9 Border" introduces three sisters, each navigating distinct life challenges. The middle sister, 29-year-old Oba Nana, is a newly promoted assistant manager grappling with anxiety over her friends' marriage and family milestones. Her eldest sister, 39-year-old Narusawa Mutsuki, a certified accountant, is dealing with the painful aftermath of a marital separation due to infidelity. The youngest, 19-year-old Oba Hatsumi, feels adrift and uneasy about her peers' life goals, seeking comfort in a dating app connection. Their separate lives take a dramatic turn when their father suddenly goes missing. This unforeseen crisis forces the three sisters to reunite, compelling them to confront their individual struggles, their intricate family dynamics, and the mystery surrounding their father's disappearance. The story explores themes of personal growth, familial bonds, and the complexities of modern relationships.
Other names: 9ボーダー, ナインボーダー, 9 Boodaa