Ophélie (7 years old) lives with her father Daniel in a mobile-home, installed on a camping site year long.Blessed with an overactive imagination, but rather lonely, Ophélie avoids contact with other children, and prefers playing with her imaginary friend Tic-Tac. But one day, a terrifying creature begins to haunt Ophélie: his name is Scaramouche and he appears in the most unexpected places and times. To get rid of him, Ophélie tries to completely smother her imagination...