Watch on SFlix. Viorel is 12 years old boy and he lives with his grandfather near the Danube river. He helps his grandfather to fix the figurines of an old merry-go-round. Mirko is the son of the local police officer on the Serbian shore of the Danube. The two kids have a remote controlled small boat which they use to send each other various objects. When Viorel finds a gun in his grandfather's attic their lives will change.