Mustardseed grinned at Bertie. "I was never any good at geometry, but you’re stuck in a love triangle, aren’t you?"

"Shut up," she ordered even as Moth asked, "But what if there were four of them?"

"That’s a love rectangle, and five people would be a love pentagon."

"And what are six people in love?" Cobweb demanded.

Mustardseed thought it over a moment. "Manslaughter, I suppose.