Both main characters are very clumsy. They love to stomp on some rock and fall. Black hair guy have a sister who grown her daughter alone so he help her with taking girl to preschool. There is a young looking guy tatara on which little girl have a crush. A teacher fall in love in her uncle. Some day teacher stumble and fell on uncle kissing him. Situation become weird but black hair dude think about other nice too. When he want to confess his bad luck appear. He come on building area, late train itp. But the moment they become an item they made smuth things of pleasure.
Itoshino Unlucky Days