Four Mafia Bosses Fell in Love with Me

【This story contains explicit adult (R18) content and BDSM elements. It is strictly for mature readers.】
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After my family went bankrupt, I was handed over to the mob boss Nathaniel to be his lover. He chained my neck and made me kneel naked by the bed.
"Be a good little canary for me."
Little did I know, my ex-boyfriend was Nathaniel's niece's fiancé, and his nephew had a habit of stealing Nathaniel's favorite women.
I was forced into affairs with several men until Nathaniel found out. He yanked my hair and thrust into me forcefully. "Tell me, who do you belong to?"
A gunshot rang out, glass shattered, and several men burst into the room. "Nathaniel, you can't keep her all to yourself!"
In this dangerous game of cat and mouse, I became stronger. This time, I would make them kneel at my feet, one by one.
——
Nathaniel's fingers were already coated in slickness as they pumped in and out. Victoria writhed in discomfort. "Not enough... need something... bigger..."
A wicked gleam flashed in Nathaniel's eyes as he reached behind his back and pulled out a small handgun, pressing it against her wet entrance, slowly pushing it in.
"Ah! Mr. Cross, it hurts, I'm gonna break..."