During the Napoleonic wars, a Spanish officer and an opposing officer find a book written by the former's grandfather.
Two apartment house dwellers, although unrelated, share the same name. One is an older man with an appreciation for and love of classical music, while the other is a younger man addicted to swing music. The niece of the older man arrives for a visit and gets into the wrong apartment. Complications arise.
Comic stories of Varsovians living under the Nazi occupation and struggling with the enemy.
