被父母賣給威力強大的惡魔之後，善良的 14 歲少年入間完全沒料到會被收養，還被送去唸惡魔高中。
When Kouichi arrives at his new school, he immediately senses something frightening in the atmosphere of his new class, something that no student wants to talk about and that seems to be related to a mysterious and silent girl.
白石純太，一名存在感極低，就算站在班上同學或老師旁邊，也不會被察覺到的「路人」高一男生。然而，卻有一位同學總是會發現他的存在，並一再捉弄他。這位同學名叫「久保渚咲」，是位眉清目秀，頭腦聰明的「女主角級」美少女。在教室的一角，青春的色彩開始逐漸豐富 ——。
The series follows Barbara Palermo, a frustrated writer, and Pedro Guerra, a grumpy cop. Barbara and Peter met in high school when Barbara fell in love with him. She was an ugly, insecure girl who had always dreamed of being a great writer, while Pedro was a handsome guy, volleyball player, and flirtatious. After high school, each went their own way and they never met. Barbara eventually became a great writer, but under the pseudonym Paloma Paz, and sold hundreds of newsstand books. Pedro dreamed of joining the Brazilian volleyball team, but after an accident, his career went into decline, and he became a lonely and very closed man. The two meet again when an unexpected event involves both of them.
爽子外表陰沉，很難與人打成一片。但有個外向的同學主動接近她，讓她的校園生活開始有了光明。
Follow the misadventures of 11-year-old Joe Connolly and his three best friends in their first year at O’Malley Middle School.
Single since birth, Yuan Qian and Qin Shen are two people who will probably end up being single for life because they want to. Set against the backdrop of an art school, the story follows students who overcome many difficulties to pursue their artistic ideals. Qin Shen is a student who dreams of becoming a sculptor. A freshman in their department, he is like a god-level existence in their school - cold, disciplined and a perfectionist. However, girls mean nothing to him and he finds dating to be a complete waste of time.
Yuan Qian has the appearance of the cute girl next door but has a headstrong personality. She is eloquent and determined such that no one can stop her once she sets her mind to something. However, she has a tendency to pick at other people's shortcomings so much that no guy can impress her.
Four classmates go on a vacation that, once they arrive, derails in every way imaginable.