Miss Infinity did not want to forget what this guy had done to her. She felt that she had to punish him and she had to get back at him for what he had done. That is why she used her shit to dominate as well as degrade him. He had to eat her poo as well as drink her pee before she was done with him. So she turned him into a human toilet and he ate it.
Miss Infinity wanted this guy to carry her shit and her pee with him and that is why she chose to shit into his water bottle. He had the big one and so it had enough space for her shit and for her pee. That is why she did what she had to do and she cruelly made him take it with him after she had put her shit and pee inside.
Miss Infinity needed to shit on this guy and the reason was that he had ignored her contribution. She had to make sure that he learned his lesson and that he learned it the hard way. That is why she chose to torture him and to do it with her shit. She was sure that if she did so, he would never forget it and he would never repeat his mistake.
This guy messed up with mis Infinity's sister. She was not going to let it slide and she also wanted to show her sister how to stand up for herself. She chose to shit on the guy and she had him on the floor before she turned him into a human toilet. He was shocked and could not believe that he was being made to eat her poo and drink her pee.