Calvin is very young, but despite his age, he is already quite a famous writer. But now he is not all that good, he lost his inspiration. He can not finish writing his new novel. Yes, and in addition to the girls he somehow does not stick. Collecting all his remaining imagination, he comes up with an ideal - a young beauty Ruby Sparks. It takes only a week, when, having come home, Calvin discovers Ruby on his couch. But this is no longer his imagination, but the real one, of flesh and blood, a girl. Who will be Ruby Sparks really? ..