(Japanese: 理系が恋に落ちたので証明してみた。, Hepburn: Rikei ga Koi ni Ochita no de Shōmei Shite Mita.) Saitama University researchers Shinya Yukimura and Ayame Himuro use data science to analyze the world's systems. But when Ayame confesses to Shinya that she might be in love with him, they both agree that they need to approach the issue with scientific experiments including measuring their heart rates under various situations. Their quirky coworkers in their research group also join in on the fun.