Four siblings are shocked to learn their adopted brother is actually a visiting alien and his time on earth is soon coming to an end. Will they be able to cope with his departure and also save the family yakiniku restaurant?
Takeshi Hongo is a promising young man with a passion for motorcycle racing. However, his dreams are suddenly ruined when he gets kidnapped by Shocker, the evil secret organization planning to dominate the world. After being remodeled into a cyborg, Takeshi escapes and swears to protect the world from the inhuman monsters.
Rena Misaki works at a bank. She lacks self-confidence. Because of a reason, she begins working for a PR company and her boss is Kusakabe. As she struggles to work under her new boss, Rena Misaki grows as a person.
