I think Elin is mad because the TW gave her an std. The infidelity she could handle, but the ?

of course it doesnt have to be , it could be chlamydia or syphilis, or something really fun like AIDS or HPV. I imagine she saw the outbreak on herself and FLIPPED THE F OUT. "WHERE DID THIS COME FROM TW? HUH? MAYBE IF I HIT YOU WITH CLUBS AND A CAR YOU'LL STOP THIS NONSENSE...