The movie is about the relationship between Vietnam and Laos in war. A soldier named Tam wanted to build a bridge to transport ammo, weapons and food to the battle. But the enemy found out and bombed it. Tam later comes up with the idea of using elephant to build a bridge. 30 years later, Tam's son returns to where his father used the elephants to build and finishes what he started.

Tu's troupe visits a countryside hoping to earn some money back after a big contract collapses. Anh Tu is a funny person, so he is loved and enthusiastically helped by the children here. By chance, he meets Ngoc Linh – a childhood friend who is now a teacher. In the village, a rich wood merchant has been keeping an eye on her for a long time and intends to play a trick to steal her. Will Ngoc Linh escape his evil scheme and the children in the poor countryside have the pleasure of learning drama?