Chihiro Himukai can't hold down a job.
It's really her sense of responsibility that does it. She's too warm where other people are too cold, and that breaks her relationships with her coworkers.
She knows all that, but doesn't know what to do.
After graduating high school she's been cycling through jobs, quitting every time.
This is the twelfth time it's happened, and like every time, no one tried to stop her.
She's on the verge of losing herself until a chance reunion with an old classmate brings the hope of change...