Summer time… Euripides, Manta, Helen and Sophocles with Chari, his colorful parrot, travel to a Greek island to take part in a children’s camp. A spontaneous excursion is the start for some unpredictable adventures. A mysterious box and its strange owners become the cause of many sleepless nights, explorations, heartbeats filled with agony and a series of turnovers. Will the four friends manage to discover and uncover the truth?