「Marry Me!!」A reverse proposal from the girl of his 17-year crush! But wait, the proposer is a guy!? Fuyukawa Eiji, who works at the district office, is being relentlessly pursued by his childhood friend and colleague, Shinomiya Natsumi, who wants him to marry him. He makes public proposals every day, and even barges into group dates, declaring, "Eiji-kun is mine!" Despite the fact that this is a tragic outcome of his 17-year misunderstanding, Eiji keeps refusing, saying, 「A guy? No way!」 But Natsumi resorts to extreme measures to win him over... A hilarious love story about a virgin with a crush on big breasts and a manipulative girl, set against the backdrop of a district office!