One convoluted, incomplete, and very confusing explanation later:

Timothy: …and then I passed out.

Yumiko: Could the apparition have been a saint?

Heinkel: She sounds like a protective spirit of some sort. So we can honestly tell Father Maxwell…

…that there are no witches at Lillian–

Chuchu: Chu!

Heinkel: Hey, it’s the familiar!

Timothy: If she’s not a witch, is it still a familiar?

Heinkel: Kid? Nobody cares.