I'm selling the duplicate key to my best friend's room for 30,000 yen. ~The forbidden trade I chose to get revenge on the woman who betrayed me~

I lost my lover to my best friend! A woman who harbors a grudge in her heart, but was still pretending to be her best friend and was looking for an opportunity to take revenge, finally gets a chance to take revenge! He easily sells the duplicate key given to him by his best friend for a bargain price of 30,000 yen! This key will be your trump card for revenge! , used that key to sneak into the room, rummaged through her underwear, and attacked her when she returned! She resists without knowing why, but there is no way she can compete with the multiple men with her strength... She is forcibly stripped of her clothes, their ugly dicks crawl all over her body, and in the end, the sticky semen is released into her womb...