Kill la Kill - キラキラ皐月様

My ex-schoolyard dictator who had turned out to be abused by her genocidal mother planning to take over the world but was secretly planning to sabotage said mother's operation only to fully ally herself with the true forces of good and now has a chance at a normal life with her sister and fellow students/friends can't possibly be this cute!

Satsuki: "Yes Uzu-Sama! I would LOVE to go out with you!"

Uzu: "WOW! That was way easier than….did…did you just call me Uzu-Sama?"