Yume Yume You You

Other Title(s): Dream Dream You You, Dream Dream Yuu Yuu, Yume Yume You You, Yume Yume Yuu Yuu
Mangaka: Hanamori Pinku
Scanlator: Nagareboshi Manga
summary: Yume Yume * You You is about Yume, a girl with a twin sister who hogs the spotlight. Yume feels inferior to her sister because she’s more popular, smart, and pretty. One day, while slacking off on her studies, Yume discovers a mysterious mirror that releases people from other worlds into hers! Yume must transform into Kagura Yume and save both worlds. [from manganews.net]

Manga Download:

Volume 1
Volume 2 ch. 6
Volume 2 ch. 7
Volume 2 ch. 8
Volume 2 ch. 9
Volume 2 ch. 10
Volume 2 ch. 11
Chapter 12
Chapter 13