Aki Sasaki lives with her son Ayumu as a single mother. Aki, who has been in contact with Ayumu while thinking that she has to replace her father, ends up doting her son excessively. Because of this, Ayumu grew up like a mother's boy, and before he knew it, he began to have special feelings for Aki that weren't the feelings of his parents. The forbidden relationship of mother and child... That sense of immorality makes them burn even more...! !
