Chained and Bound (слэш)

Newt felt a bit of cold creep into his bones, worry eating at him. But he also knew without a doubt that his father hadn’t raised him to sell him off. Percival had been a good father, always cared for Newt. Babied him and spoiled him a bit more than Theseus.
His soft omega son.
His precious boy.
“Oh,” Newt breathed weakly and his father looked so proud that Newt put it together himself. “You h-had me to m-mate me.”
“Not just mate,” Percival corrected gently, cupping Newt’s neck in both hands, a gesture of support and control as he made Newt look up at him. “I’m going to marry you, my little darling. My omega bride.”