While about to take off, Monica, the owner of a famous influencer cat named Diva, and Jack, an international thief whose dog Chichi swallowed a stolen ruby, discover that their pets have gotten lost on the tarmac.
The lives of six girls belong to different worlds although connected to each other through a doll called Molly, whose existence dates back to 1976, when she appeared among the rubble of the great fire of the San Carlos orphanage, in northern Spain.