High school student Kyosuke Shikijo is the most talented member of the school’s martial arts of the fist club. His late father was detective and Kyosuke share his father’s strong sense of justice. Kyosuke also has a secret. Kyosuke likes to wear female underwear and transforms himself into the alter ego “Hentai Kamen,” wearing female underwear and gaining superhuman powers. This unusual interest also comes from his parents, with his father a masochist and his mother a sadist. By chance, Kyosuke gets the underwear of female high school student Aiko Himeno. With her underwear, he gains various pervert techniques and attempts to protect Aiko from a dirty and heinous teacher.
News about the disappearance of panties is still being covered every day. Kyosuke (Ryohei Suzuki) still wears Aiko Completo’s (Fumika Shimizu) panties to battle evil. Meanwhile, Aiko has mixed emotions and decides to get her panties back. Kyosuke suffers from the loss of Aiko’s panties and disappears, but his biggest enemy yet is about to materialise…
Naoki works as a not so popular host at the host club Akegarasu in Shinagawa, Tokyo. His repayment day is coming soon and he has prepared 10 million yen to pay off his debt. Naoki has a party with his co-workers to celebrate this event, but, when he wakes up the next night, he finds that his money is all gone. Naoki asks his co-workers at the club about his money, but all of them say they didn’t see it. Did Naoki dream he had 10 million yen? If He doesn’t get the money soon, he will be thrown into the bottom of Tokyo Bay. Naoki can’t trust anyone.
To the average person, psychic abilities might seem a blessing; for Kusuo Saiki, however, this couldn’t be further from the truth. Gifted with a wide assortment of supernatural abilities ranging from telepathy to x-ray vision, he finds this so-called blessing to be nothing but a curse. As all the inconveniences his powers cause constantly pile up, all Kusuo aims for is an ordinary, hassle-free life—a life where ignorance is bliss. Unfortunately, the life of a psychic is far from quiet. Though Kusuo tries to stay out of the spotlight by keeping his powers a secret from his classmates, he ends up inadvertently attracting the attention of many odd characters, such as the empty-headed Riki Nendou and the delusional Shun Kaidou. Forced to deal with the craziness of the people around him, Kusuo comes to learn that the ordinary life he has been striving for is a lot more difficult to achieve than expected.