【I’m a M.】The girl who used to be an honor student turns into an S-type erotic gal, and I, a M, will be nuzzled forever.

My girlfriend, who was an earnest and honorable student, was cuckolded by a younger colleague.

This is the story of a girl who becomes a S-type erotic gal and makes her boyfriend, the main character, cum.

From my dear, precious, kind girlfriend.

“You have a small penis.

It’s not even been a minute since I put it in you.
I’m not sure if I’ve ever heard someone say something like, “My junior felt better than you.

There are some lines that disparage an important part of a man’s life to the main character (boyfriend).

(But not in a strong tone of voice.
S lewd words from her, in anticipation of the protagonist being M.)

And in the work.
She had a video of her and a younger colleague having sex.

While showing it to the main character, he was subjected to even more S lewd words.

There is a scene in which the protagonist’s penis is shaved.

The main character is a dominant, and gets excited by the S’s lewd words, the situation, and the reality of being cuckolded by his junior.
The main character is a dominant and gets off on the reality of being cuckolded by his junior.

125 pages of this story

Total of 250 cards, including the ver without dialogue.

PDF included

The story progresses in manga part and CG part.

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