Ubatte Agemasu

The greatest, wholehearted, female loving wild animal story in the history of Cheese! Onizuka descends! A super sweet love story!

Also includes two side stories:
Fake na Kanojo

Akuma na Motokare (Devil Ex-Boyfriend)
Airi and Keina Kiryuu used to be a couple when they were in middle school. Because she had felt hurt and used by Keina, Airi decided to run away from the past and move on with another guy. Mutou was nice to her when she entered high school, however her past suddenly begins to return and haunt her. What will happen to these three people? (Source: MangaUpdates)