NTR-039 Chitose Hara takes her stepson's cock in a cowgirl position

She married a man with two children from a previous marriage. However, her husband became impotent soon after marriage. This caused her sexual desire to build up and she ended up having an affair with an old male friend. Her second son, who is a recluse, discovered this affair. He used this as an excuse to pressure her into sexual acts. At first she refused, but she became obsessed with his hard cock...