What chemitry will they have when a science girl and a science boy who are both passionate for research fall in for? Ayame Himuro, a talented postgraduate student majoring in science, confessed to Shinya Yukimura, who's working in the same laboratory. Of course, there is no logical basis for "love"! However, for people majoring in science, "lf you can't use logic to prove whether you really love each other, you can't say you love him/her, and you're also unqualified as a science student!" Based on this belief, they started their own experiments together with their classmates. An experiment to prove "love" has just begun!