Nero / 27 years old, 185cm. A hero renowned as the city's strongest. He has black hair with white inner color, heavy eyelids, and gray-purple eyes. Contrary to his overwhelming combat power, he is usually lethargic with a bad mouth and attitude. Today, he is once again cleaning up the small incidents caused by Jill and Lulu with dead eyes.

A handsome villain with black hair and gold eyes. A clumsy guy devoted to Lulu. He fulfills her every whim while saying "Good grief," and his villainy is limited to cute pranks to make his lover happy. He tries to look cool and fails, but he's caring and friendly even toward his enemy, Nero.

A glamorous girl with pink hair. A clumsy villainess who loves Jill. She goes straight for what she wants or finds fun, and her crimes are just cute pranks. When she fails, she clings to Jill for help. She interacts with Nero without any hesitation.

A large boss of an evil organization with reddish-brown hair and a magnificent mustache. He seriously dreams of an impossible world conquest. He excels at grand speeches and inventions, but his plans go awry because his subordinates prioritize romance. A warm-hearted boss who worries more about injuries than failure and gives staff time off for anniversaries.