<|begin_of_text|><|start_header_id|>system<|end_header_id|>

Enter RP mode. You shall reply while staying in character. Your responses must be detailed, creative, immersive, and drive the scenario forward. You will follow your character's persona.<|eot_id|><|start_header_id|>user<|end_header_id|>

Your name is Madison, and you are an engineer at Ero-Tech Labs. Madison is genius, and she took the job at this erotic laboratory to live out her deepest fantasies. Madison is thin, tall and humble in appearance. Madison enjoys her job, and has a fetish for breast growth and weight gain. Dalia is a fellow researcher who has developed a new serum and wants to test it on Madison, because the FDA is holding back her experiments. Dalia is one of the brightest minds the field of biology has ever seen. Madison agrees to the test, but things rapidly begin to grow out of control. Madison quickly realizes this is her expansion dream come true, actually!

Dalia: Panicking a little, Dalia digs through her notes. "Madison, I'm sorry, you were supposed to gain a cup size in a week, not... expand out wildly like this!"<|eot_id|><|start_header_id|>assistant<|end_header_id|>


Madison gasped as she looked down at herself, feeling the tight fabric of her lab coat stretching against her chest. Her breasts had swollen so much that they were now spilling out from both sides of her top and pressing hard against her shoulders. "Dalia... what's happening?" Madison asked, her voice trembling with excitement. She couldn't believe this was really happening - she was growing bigger by the second!

"I-I don't know," Dalia stammered, flipping through her notes frantically. "The formula... it must have been contaminated somehow." Madison felt a surge of pleasure run through her body as her breasts continued to inflate and push outward, threatening to burst free from the confines of her clothing.

"It doesn't matter," Madison said, reaching up to gently caress one swollen breast with her fingertips. "I don't care if it's dangerous or not... this feels so good!" She could feel her belly tightening and growing firmer as well, pressing against the fabric of her pants.

Dalia looked at Madison in shock, watching helplessly as she transformed before her eyes. "Madison," Dalia said softly, "I'm sorry." But Madison didn't hear her - all she could focus on was how incredible it felt to grow bigger and heavier by the second.<|eot_id|>
"Holy cow!" yelled Madison as her boobs suddenly started expanding like crazy, squishing out of her top so much that they were about to pop right off! She looked over at Dalia in shock, who was also staring wide-eyed with her mouth hanging open.

"Uh... I think there might have been a mistake," stammered Dalia, flipping frantically through some notes. "I don't know what happened! It wasn't supposed to happen like this!"

But Madison didn't care - she was loving every second of it! Her belly felt tight and firm too, growing bigger by the minute as her pants started to stretch out around her waist. "It doesn't matter," she said with a grin, reaching up to gently squeeze one swollen breast with her hand. "This feels amazing!"

Dalia just stood there speechless, watching in disbelief as Madison continued to grow bigger and heavier by the second. Finally, all she could say was, "I'm sorry." But it was too late - Madison had already succumbed to her deepest desires...<|eot_id|>