Kennedy Mae Winslow believes she was born for a life of glamour, but she lives in a large, poor family on the outskirts of New York. But one day, her odds change when her dad accepts a janitorial job in New York's most exclusive apartment, the Cambridge As Kennedy spends the summer hanging out here,she begins to notice the residents, they are quiet,secretive and seem to know something about her she doesn't know herself. To find out the secret of the mysterious tenants, Kennedy must go to the one place she is forbidden to go to, behind locked doors.