what the hell does he mean😭 bro someone please explain

What he means is that tae you don't have to believe that you belong to me you need to be aware of the fact that i illy consider you my belonging and also illy is trying to reassure himself that if i constantly have sex with him and say certain things again and again tae will become aware or brainwashed that tae is his property and himself that he will not go anywhere

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