If she survived the decade (and wasn't, you know, buried alive) she really ought to remove "Carmilla" from her list of potential pseudonyms.
Since Mircalla's death, she'd gone by a great many names without incident. Most of them more than once.
Carmilla she'd used exactly twice, and twice Carmilla found herself in over her head because of a girl.
Carmilla attracted girl trouble.
Carmilla's heart was too big.
Yes, if she survived Mother's anger a second time, she really needed to stop being Carmilla.
(or perhaps cease to be anyone else)