MXGS-1382 Mother Yui Hatano, who is cuckolded by her son's friend and drowns in her instincts

Yui lives with her husband and son. One day, her husband goes on a long business trip and leaves the house… Her son becomes attached to a new friend, but Yui, who is starved for her mother’s love, develops a desire for him that goes beyond love… and she ends up having a relationship with him.