Remove the “step”, and you get what this movie is really all about. Returning to coom to the vagina that one day saw you get born. The circle of life.
In the plot, Honoka is a high school teacher who begins tutoring her son Atsushi, who was addicted to smartphone games.
All this close contact, made Atsushi realize that life has things beyond video games, like big tits. His initial curiosity results in a full-blown addiction.
For Honoka Yonekura, whose imperial body has been untouched for a very long time, this is very troublesome, but also tempting…