'King') is a Polish crime series directed by Jan P. Matuszyński, based on a 2016 novel of the same name by Szczepan Twardoch.

A conspiracy at the height of power may change the face of the capital and the entire Second Polish Republic.

One of the leading members is a Jewish boxer, Jakub Szapiro, who dreams of replacing Kaplica and becoming the king of Warsaw.

Real politicians from the times of the Second Polish Republic (mainly Sanacja) include Prime Minister Felicjan Sławoj Składkowski, Marshal Edward Śmigły-Rydz and Colonel Adam Koc.

[4] Jakub Szapiro is inspired by pre-war light weight boxer Szapsel Rotholc, for some time a leading player of Makabi Warsaw.