From Intercross:

The moment that Rio opens a book that she found by chance, she gets sucked into another world. There she meets a guy that she sees in her dream every night. His name is Tsukishiro. He's a magician who controls the story world, and his mission is to take a "princess" from the outside world there. He asks Rio to be act as the princess and complete the tale "Cinderella", however...

Also contains:

• Burning Heat On My Lips (Kuchibiru ni Tomoru Netsu)
  Weak bodied Naruse Momo gets entangled with the reknowned playboy, Toomine Hazuki, at the infirmary.

• In Love with the Wolf (Ouji Tokidoki Ookami)
  The theater club will be remaking "Little Red Riding Hood" for the school festival and Enomoto Aria is in charge of the script...

• What Resounds in My Heart Is Your Sound (Mune ni Hibiku wa Kimi no Oto)
  That boy keeps playing the song she hates and he won't stop playing it until she can remember the title.