On the eve of its demolition, Berta visits the old theater where her grandmother used to work. She finds out that it's not completely abandoned - Mortando Malone and Big Blue Cat, her old imaginary friends, are there to help her solve an impossible case: recapture her capacity to dream.
| Actor | Role |
|---|---|
 José Luis García PérezBig Blue Cat | Big Blue Cat |
 Aura GarridoBerta | Berta |
| OOlivia López MarcosYoung Berta | Young Berta |
 Álex O'DoghertyMortando Malone | Mortando Malone |
 Jorge SanzJefe | Jefe |