I search the title of a manga about 2 young lesbian

[smous]

Hi!
I'm searching for a manga that i LOVED! AND I CAN'T REMEMBER HIS TITLE ><
It's the story of two young girls, who met when they were young, one though the other was a boy.
When they go tho the college, they meet each other again, and begin to fall in love each other.

Plz help :)