She takes a pregnancy test, even though she is sure that carrying two lives inside her "defies the physics of the Universe." While the test ends up being negative, Valerie realizes that the coven has cloaked the twins. When she undoes the spell, the babies’ presence is detected by the ultrasound, proving that Caroline is pregnant.

Alaric told Caroline that since she breathed and had a heartbeat, it wasn't outside the realm of possibility that her body could support a baby. A negative pregnancy test seemed to confirm Caroline was right until Valerie realized the coven would have cloaked them. She undid the spell, and the babies appeared during an ultrasound.