Oppai Infinity (2014) +18

Original title: おっぱインフィニティ∞! THE ANIMATION

* Based on the manga by Erect Sawaru Miu had fallen in love with Haruka, the student council president. Acting upon her feelings, Miu sent Haruka a love letter, not knowing what the consequences of this action would be. A twisted tale of betrayal, revenge and love begins...