Seibutsubu no Tanabe-kun

Sakura Kirishima is a flawless beauty who serves as the student council president. She works diligently everyday at the student council, honing her leadership skills with the goal of becoming Prime Minister someday. But then she runs into Seijiro Tanabe, the handsome but eccentric president of the Biology Club. Swept up by his passion for biological study, Sakura is about to experience the predatory side of Seijiro Tanabe's personality!

(Source: Magapoke, translated)