A bersagliere separates from his wife and little son to go and serve his homeland in the First World War. While the woman experiences the separation anxiously, the little one is sure that the father will return victorion, and tries to console the mother. One evening, playing with the soldiers, the baby falls asleep. The soldiers come alive and give life to a battle scene. The image then blurs to show the real battle in which dad participates victoriously. A few days later, in fact, he returns home, happy to be able to hug his loved ones again.

The lady of the house has gone out for a few hours, leaving her baby in the care of a stereotypical 1950s teenager, who immediately begins calling her friends. Tom and Jerry must call a truce to their constant chases as the baby, unsupervised, continually gets loose. When the baby escapes out the front door, Tom and Jerry chase it to a construction site, where they frantically try to keep it from harm.