syamala's body is modified exotic slave pet of the highest tier to better fit Billy's taste modifications done are : modified larynx to make only lewd sounds, modified muscles to allow walking on fours natural and trying to walk upright difficult, mouth modified to custom fit billy's 11 inch veiny dick, tongue modified to lap liquids like animals and tongue elongated to pant like a dog by mostly putting her tongue out, stomach modified for a diet based on only sperm, urine and feces, womb modified to disable pregnancy but capable of storing semen for lubrication purposes and a artificial latex tail grafted to her tailbone which is connected to her nerves and if pulled can stimulate her climax, this tail just stays limp in not pulled like a toy tail. her intelligence reduced to make her dumber and suppress feelings of shame and embarrassment to make a sex slave pet life easier and maker her acquire dog like habits slowly.