...So she'll die too if the second 'crystal' heart gets crushed?

Did she make a contract to become a vampire?

So do you just stick it in and hope it stays or you tie it down?

Krugger said:

So do you just stick it in and hope it stays or you tie it down?

Hopefully... Expecting things to work like seems like a long shot but hey! It's magical and stuff so it just might like a symbiotic parasite!