APNS-200 Now, the r** video of my precious fiancée who disappeared has been sent to me on DVD... Natsuki Kisaragi

Kitayama, the eldest son of a wealthy family, attends the same university as his childhood friend Natsuki, a daughter from a similarly wealthy family, and currently lives together. - Despite being a student, Kitayama has effectively taken over one of the companies run by his father, and is also engaged to Natsuki. - The two were supposed to be promised a happy future. - One day, people with a grudge against Kitayama targeted Natsuki when he was away and kidnapped Natsuki. - Later, Kitayama received a DVD containing a video of Natsuki tied up and panting...