The single mother Rose Rokowski, who is almost 30 years old , was once a popular topic figure on campus in high school. As the cheerleader, she has attracted many handsome men to bow down to her in the past. Under the pomegranate skirt, but time flies, now Rose can only take her eight-year-old son alone to survive the cleaning work, and because of long-term negligence to take care of his son, his behavior has begun to become a little weird. This made Rose very worried. Rose also considered finding another man to form a family, but apart from a married policeman, Markoccasionally secretly dated on weekends, she has never been able to find a suitable partner.
One day when Rose was cleaning a luxury house, she accidentally discovered that this luxurious villa was actually the place where her classmates lived before. The classmate was very surprised to find that the cleaner turned out to be Rose. It's no wonder why Rose was so prominent in school back then? However, the scenery of the year and today's desolate situation made Rose very embarrassed. She didn't want to do this job as a cleaner for a long time. But if she didn't do this, what could she do?
Just as Rose was worrying about where to go in the future, there were more and more problems in Rose's family. The irritable sister Nora (Emily Blunt) has "failed repeatedly in her career and love", and her temperament is getting more and more weird; her fatheronly thinks about how to make a lot of money by speculation, but never refuses. Looking for a job down-to-earth, just when Rose was overwhelmed by the "darkness" life, the old lover Mark unexpectedly gave her a small turn: the police station he was in needed some Cleaners come to clean up the crime scene. This is a big job. Rose can't do it alone, so she pulls on her sister who is idle all day long. Together, Rose and Nora's "Sunshine Cleaning" company opens. But this errand is not easy to do. Those crime scenes are full of blood and other disgusting things. How can the two women deal with it? On the other hand, the two sisters who don't call each other much, in this work that requires cooperation to do a good job, they also began to gradually get to know each other
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