Kanojo wa Dare to demo Sex Suru.

When Erika Sakurai receives a confession from Kazuhiro Sayama, her response is... not what he expected. She immediately hooks up with their gym teacher right in front of him. Turns out Erika is a full-blown exhibitionist sex addict who gets off on being watched, and she has a proposition for Kazuhiro: become her personal cameraman, filming every encounter, with one hard rule: he watches, but he never participates. He agrees, because he's still hopelessly into her and this is apparently the closest he's getting. That setup is genuinely strange in a way that sticks with you. It's not just explicit content for the sake of it. there's an actual psychological thread running through it. Kazuhiro is caught in this weird, painful limbo between desire and rejection, and Erika is a character with real presence rather than just a vehicle for scenes. The dynamic between them carries unexpected weight for a 2-episode OVA. If you've watched something like Dare Demo Dakeru Kimi ga Suki or Itaike na Kanojo and wanted a slightly more character-driven angle, this scratches that itch. It's still very much adult content, so go in knowing that, but the voyeurism premise gives it a bit more narrative texture than most titles in the genre. Don't expect a full emotional arc in two episodes, but as a compact, premise-focused OVA from T-Rex, it delivers something more specific than generic.