As the summer break continues, a devoted couple's new romance faces renewed threats from otherworldly forces. With the angel Luvriel recovering from her injuries, she grants Rika the ability to become a heavenly protector and face the coming dangers in her place. Meanwhile, the devil senses an opportunity in a jealous classmate and turns her into the formidable Misty, directing her to strike at the pair once more. Naoto remains steadfast, supporting Rika as she steps into this unexpected role amid the escalating conflict between angels and devils.