Mitsuki and Kazuki are a novice couple who haven't even kissed yet. However, one day, Kazuki reunites with DQN, who used to bully him. Mitsuki, who happened to witness Kazuki being threatened and extorted money as before, protests against DQN. A delinquent who has set his sights on Mitsuki tries to blackmail Kazuki into sending him naked photos of Mitsuki, and uses them to destroy Mitsuki's trust in Kazuki.