Kasumi Muraoka is a 24-year-old young wife married to a man 20 years her senior. She fell deeply in love with her boss while working part-time at a cafe during her school days, leading to their marriage. Currently, her husband is unwell and has closed the shop to focus on recovery. Struggling to make ends meet, Kasumi reluctantly decides to apply for a part-time job after much hesitation. Despite the hardships of daily life, she continues to push forward with determination.