If your sister was amazingly cute but braindead retarded levels

>>39598559
my sister has a rare degenerative neurological condition.
you should be ashamed of yourself for saying things like that

>>39598629
I don't think he was talking about a mental illness, he's probably trying to say that if she was not very bright

but I agree, taking advantage of a disability is way too fucked up

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Yeah sure.

Don't you dare mute me again you stupid robot.

>>39598559

https://en.wikipedia.org/wiki/Westermarck_effect

robot revival was a fucking mistake

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>>39598559
desu if you had a braindead sister you might aswell get a sex doll