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My stepson's dick is so big, "It reached deeper than my husband...I can't go back."

"We're family... no!" A penis so big that I thought it was a mistake was placed on my soaking wet pussy... At this rate, I'd cross the line with her son!
Hiyori is newly married to her husband who is a year older than her. They have a good relationship (even at night), but her relationship with her husband's son Ritsu is strained.
One day, Hiyori enters Ritsu's room to check on him when he doesn't wake up... and finds his erect penis exposed! Ritsu pushed Hiyori, who was upset, down, saying, "You saw mine, so show me yours, too.
Ritsu forcefully spreads Hiyori's legs apart and takes a closer look inside her. Ritsu's actions escalate in front of Hiyori's shame-soaked secret parts...