In this fresco monochromatic medallion Andromeda is represented, half lying on the seashore, with legs and hands outstretched and chained to the rock. She is naked but for a drapery covering her lap and turns her head backward, towards Perseus fighting the dragon. The dragon swims towards Andromeda and opens its mouth wide full of teeth to devour her. It is evidently unaware of Perseus on Pegasus' back immediately above him. The hero in full armory (breastplate, helmet, round shield in his left hand) has stopped the horse and is raising his right hand with a sword to kill the dragon, his cloak flying above him to suggest the swiftness of his action., Bushart 1986#, 245-246 (Bärbel Hamacher a Ralph Paschke)., and In the ceiling fresco of the main hall of the monastery's prelature featuring the miracle of the Blessed Guntherus, Perseus' myth is included. The ceiling painting proclaims that the Iustitia of the Břevnov monks firmly rests on a triad of moral virtues, Sapientia, Fortitudo and Temperantia. Into this ideological program the story of Perseus was embedded, the pagan hero being presented as a forerunner and alter ego of Blessed Guntherus. The old story celebrated the antiquity of the Břevnov monastery and its classical aura tied it with Rome and its imperial tradition.