The Rise of the Dragon. "Helaena Blood and Cheese"

An Illustrated History of the Targaryen Dynasty" by George RR Martin.
The plot of this painting is all about the mental state of a mother (Helena), who has to see her eldest son's head being brutally cut down.
Cornered Queen Helena was forced to choose one of her sons to kill, by the two agents Blood and Cheese.
Filled with tears, being failed in pleading to kill her in place of her Children, with no other option, Helena made her mind to give her 2yrs old son Melor, started screaming madly when she saw her most beloved eldest son Jaehaerys’s head being cruelly cut down on the floor, who is the nearest heir to the crown.