Overhaul x Inflatee!Reader

Ch 2

You looked around the room, noticibg the lack of, well, anything. All there was in the room were a few ominous lights, and a chair.
"Sit down." Kai's voice was cold and sharp, making you feel that all too familiar feeling of intimidation. You sat, not wanting to disobey him, as he pulled out a small vial of liquid, red in colour.
"What do I do?" You asked, him handing it over to you. He didn't answer, as he left you in there to figure out what to do. You guessed that maybe it needed to be drank, but you couldn't be sure. After sitting there for several minutes, you decided that was your best shot, as you opened it and drank. Soon after, you began to feel lightheaded, and you felt a little sick, your tummy hurting quite a lot. It took you a little bit to realise why, as you looked down and saw it pushing out a bit, rounder than it was when you'd entered the room, and it was still getting bigger.
'This has to be a side affect, right?' You thought to yourself, as your tummy swelled out further and further, making you look pregnant. It kept on pushing and pushing, forcing you to grow more every second, pumping you full of air. It hurt so much, abd you felt close to bursting when it stopped. Looking at it again, you couldn't believe it. Your belly was huge, bordering on the size of someone heavily pregnant with triplets. You felt exhausted, passing out as you heard the sound of footsteps and a voice.
"Well, that didn't work as expected..."