Troktikoulis, a little mouse, lives alone in a theatre in Crete. He loves watching plays and ancient comedies. When Italian actors come to the theatre, Troktikoulis decides to travel with them to Italy in search of a job. Along the way, he meets new friends and eventually writes a play called PEACE in multiple languages.
Troktikoulis, a small mouse living in the Natural History Museum in Crete, finds a message under a stone near a dinosaur. The message reveals that his parents have divorced and his brother has gone to Italy. Troktikoulis travels to Italy with his friend Cipollino and eventually finds his brother in Zagreb. They all get jobs at the museum and help people find lost things and friends.