The Battle of Mohács
Plot: By the notes of Fiáth Pompeiusz, the one-time friend of Kapa and Pepe, Professor Szirtes has solved the secret of the time machine, and he realizes the invention relying on "special" H2O. Kapa and Pepe shall return by it into the past in order to set time right, which is out of joint, that is, to correct history, to save King Louis II, and prevent the Mohács Disaster