wow, that is like the worst definition of capitalism i have read yet. You should try reading more.

capitalism is most simply the freedom to do with your money as you wish with no restrictions whatsoever

Although I think you do have a point, liberal conceptions of capitalism, like yours, definitely imply that one can own another human being if they so wish. That is why in nearly every early instance of the liberal/capitalist political-economy slavery was an essential part of that economy. It is also why slavery still exists today, where some greedy individuals think that they have a “freedom to do with [their] money as [they] wish with no restrictions whatsoever