Hennako-chan is a black comedy series aimed at adult readers. The protagonist is an eccentric elementary school girl with telekinetic abilities that allow her to manipulate people, animals, plants, and objects simply by staring at them. The series chronicles the chaotic daily lives of Hennako-chan and those around her, including her family: her eccentric parents, her promiscuous older sister, and a former stray dog. They are constantly thrown into a frenzy by Hennako-chan's supernatural powers, which expose their secrets.