Okay, I'll check into that. That's not correct.
Separately, Onis, where are you getting that link from? If possible, you should update it to be https instead.
I think there might be a way to clear a specific site's data from the cache, but it's a more complicated developer tool.
It shouldn't get rid of any saved site state, though. Cache would be uses for storing those comic images so your computer didn't need to download again if they hadn't been...