[ENG Ver.] Failed Experiment

The story of a professor who fucked up an experiment and ends up getting turned into a seedbed by the research assistant which she transformed into a tentacle girl.

27 main pages
PDF format available.

* Greyscale manga with mosaic / black bar censoring.

Contains: belly and breast engorgement, some slight yuri elements, dick chick transformation / futanari-fication, birthing via the navel, rom-com, birthing via futanari dick urethra, testicle impregnation, multi-fertilization, and more!

The story ends on a relatively bright note.

[Synopsis]
I've done it! I'm made an evolution drug that'll transform a human into the ultimate lifeform!
The professor wastes no time to test the drug out on her research assistant.

The assistant's body changes rapidly, and the experiment seems to be a success, but then...
Her desire to procreate assistant's desire to reproduce runs out of control!

The professors is entangled by her assistant's newly grown tentacles...
and her body is modified into a seedbed for giving birth to tentacle girl spawn...