In a small and quiet town in the mountains, a terrible storm breaks. After the downpour, some of the inhabitants begin to exhibit unusual behaviour. Something has changed in them: Nacho, hostel owner Tania's husband, wakes up from a coma after two years; MarÃa, a teacher, gets pregnant without ever having sex; RamÃģn, an old man with Alzheimerâs, begins to show signs of recovery.