"I want to know about his private life... That's it! I'll install a hidden camera in his house!" Takumi Aoyama (24) is a part-time worker. He was dumped by his ex-boyfriend because his love was too intense. Takumi, who has ideals like wanting to contact his ex every day and going on dates at least twice a week, assumes that his ex-boyfriend cheated on him when he got dumped, and begins to follow him. One day, while tailing someone, Takumi goes to an office district and falls in love at first sight with Akito Ichinose, who gets out of a car in front of a nearby office! Having forgotten all about his ex-boyfriend, Takumi has become infatuated with Akito and wants to know everything about him, so he sets up a hidden camera in her home...! While I was checking the camera I'd set up on my home PC, Akito called out to me—!?