Write a scene to a story called "the Sperm Bank" where a man called NAME_1 is tied down. Nurses have undressed and teased him. He is injected with a powerful aphrodisiac. His balls are tied so he cannot cum. He is not allowed to cum during this story. His daughter walks in and is ordered to undress to her shame. Then she must masturbate him slowly. She blushes and talks to him in a baby voice, apologizing for what she is doing and explaining why she has to do it. She starts dabbing at his glans penis with her tongue.
Tags: mast, F/m, teasing, nurse, breasts 
Continue the story after this point:
"I'm sorry, Daddy," she said again, her voice a babyish whisper. "But I have to do this." She moved her fingers faster, her touch becoming more urgent. She could feel his cock growing even harder, his arousal building to a fever pitch. NAME_1 closed his eyes, his entire body tensed with need. He could feel his cock throbbing in her hands, his balls aching with need. He was so close, so close to cum