From Jshoujo Scans:
Shinonome Mei remembers being rescued by a butler when she was a young girl. But did that really happen? When Mei's parents die in car accident, this butler, Rihito, reappears, wanting to take her to her grandfather.
Mei's grandfather is very wealthy and Mei turns out to be the heiress to his fortune and is forced to transfer to St. Lucia Academy, so that…
Miyagi Riko
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From ShoujoMagic:
After failing the entrance exams to her school of choice, Hiyo Osora gets an acceptance letter from SM Academy. But she didn't even apply or take its exam! When she arrives, there's something amiss -- all the students are... monsters!? And the head of the student council says he's her fiancé right before he sprouts giant black wings! What strange fate brought…