Walter Mitty, editor fotográfico de la revista Life, lleva toda una vida evadiendo el aburrimiento cotidiano mediante pequeñas "vacaciones mentales", durante las cuales sueña que protagoniza fantásticas aventuras imaginarias. Sin embargo, una misteriosa mujer lo conduce a una aventura real.
Sinopsis en inglés:
A Knight and his squire are home from the crusades. Black Death is sweeping their country. As they approach home, Death appears to the knight and tells him it is his time. The knight challenges Death to a chess game for his life. The Knight and Death play as the cultural turmoil envelopes the people around them as they try, in different ways, to deal with the upheaval the plague has caused.