name of show

i do not remember much other than it was a romance anime based in high school the main male character liked bread crust(that is what i think they were called in the show) and before the current events in the show moved away(i think to a farm) and and also he developed the crush on the female...

Hi... I Don't Have Any Pictures Or Information About It... All I "Remember" Is That It's About 2 Teenage ( A Boy & A Girl) Who Had Some Kind Of Lab Accident And Became Really Smart And Intelligent... Though The Girl Became Also Evil And The Boy Now Is The One Who Can Stop Her... The Whole Series...