Ayumi Sakamoto, a 24-year-old office worker. She is serious, quiet, and simply spends her days working. Just working, eating then sleeping, with nothing to do on her days off; nothing new, just those repeating days. However after a reunion with an old classmate, she makes a decision. A manga about a woman who doesn't have a single fun thing in her life.(Source: Tokuma Shoten, translated)

The life of a Japanese salaryman or OL (office lady) can be a thoroughly depressing one. Waking up early, working all day, staying out late for (mandatory) drinks with clients and coworkers, and then catching a few hours of sleep if you’re lucky, only to repeat it again and again and again.