[Pixiv] Mona X Slime - An Intimate Offering

Mona as usual was conducting her calculations in the study of slimes and their activities. However, during the experiment everything went not according to plan and the heroine fell into captivity to a terrible lewd huge water slime that could skillfully wield its tentacles. The girl was subjected to his lewd attacks for a long time and steadfastly endured them. In the end, Mona got pregnant, but gained new experience and understood some of the nature of water slimes...