When pregnant lunchbox factory worker Yayoi has finally taken all the abuse she can handle, she strangles her brutish husband and disposes of the body parts, piece by piece. She's soon joined by three down on their luck housewives who murder their own husbands and find various ways to hide the evidence.
Kasumi is in the midst of an affair with Ishiyama, one of her husband's clients. When Kasumi and her family visit Ishiyama's villa in Hokkaido, she plans to abandon them to be with Ishiyama. The next morning, her daughter Yuka disappears, which throws Kasumi's life into turmoil. Years later, Yuka remains missing, and Kasumi journeys back to Hokkaido with Utsumi, a terminally-ill former detective, and tries to follow any leads she can.
After the unexpected death of her husband a new life begins for Toshiko. 30 years of a happy marriage seem to suddenly vanish as she finds out that her husband had lived a double life. Struggling between her anger and the chance to begin a new chapter for herself, she finds her life moving into unchartered waters as she faces her 60th birthday.
