The Stal sports club from Tczew has acquired a new player. He is a black basketball player. Unfortunately, the plane with Abraham lands in Gdańsk, not in Warsaw, where he is expected. The boy tries to get to Tczew on his own. Meanwhile, the welcoming delegation mistakes another black man for the basketball player and takes him to Tczew. When the mistake comes to light, everyone sets out to find Abraham. Eventually, the basketball player finds his way to his club. But a rival club is also interested in him and tries to sign him at any cost. Meanwhile, Abraham meets the daughter of the owner of Stal, Monika, and falls in love with her.