骑士Bořek寻找他失踪的儿子。小简离家出走,被孩子们的十字军东征的故事所激发。他父亲的十字军东征是他进入自己潜意识的旅程,在那里他被迫面对他最大的恐惧。Knight Borek is searching for his missing son. Enthralled by the stories of children's crusades, little Jan has run away from home. Borek's crusade is a journey into his own subconscious, where he is forced to confront his greatest fear.