Info: The Gain Trials is a story where you are the head scientist of a series of trials that are designed to push the limits of the subjects involved. Pump them full of liquid, grow their breasts, milk them and have sex with them.
Info: The Gain Trials is a story where you are the head scientist of a series of trials that are designed to push the limits of the subjects involved. Pump them full of liquid, grow their breasts, milk them and have sex with them.