13-year-oldMarekshootsvideoswithsocialthemes,makinghimanoutsideramonghisclassmates.Athome,hispeacefulrelationshipwithhismotherisdisruptedbyhismother’snewacquaintance.Inthemostsensitivephaseofhislife,hemeetsTereza.Despitetheirsocialdifferences,theydevelopalikingforeachother.Soonteenagegamesspiraloutofcontrolwithasimulatedkidnapping,culminatinginrunningawayfromhome.Theyboardatrainandaseriesofspontaneousadventuresensueuntiltheygetlostinalabyrinthofendlessfreedom.