uhh if most people are cannibals then that would mean we have a large amount of mental illness on this planet and that would also mean everything would be really wack and we would have something close to a zombie apocalypse but instead people are just d u m b and eating people instead of dead and eating people. Also there would probably be a logistic amount of population decline. Plus yeah cannibalism is straight up strange.
ask more questions to open up and definitely confront the problem to her so you guys can work it out because if you don't and you both keep holding back it's not finna help nun so just go to her talk to her get out of you comfort zone. make the first moves yk don't hold back communication is key.
"Bad" bacteria because there are also good bacteria that we need in order to live not just healthy, because every person gets sick and we need it for our body. Too much good thing is a bad thing.