Mr. Nietzsche in the Convenience Store tells the story of part-time convenience store worker Matsukoma, and the new part-time worker, Tomoharu Nii, nicknamed Nietzsche-sensei. Despite Matsukoma’s enthusiastic approach to his job, his teachings are lost on Nietzche-sensei, who, much like his namesake, has a bleaker outlook on things.

Taking place after the events of the TV series, Mitsuhashi and Ito face the new enemies.

四个人在不同的地方过着平凡生活，彼此的人生轨迹从未有过交集。一个神秘男子出现在每个人的故事里，身份却总在变换：这一刻是补习班老师，下一刻是卡车司机、理发师……他的身份始终在变。随后，死亡接踵而至。一名侦探追查真相，正一步步逼近一个惊人的谜底……

Nagase Yuma and Asakura Sakura, lifelong friends, navigate unspoken feelings until their final high school summer, when Sakura finally confesses with a kiss.

Tokiwa Megu is a modern-era woman who excels at work but cannot succeed where romance is concerned. By chance, she meets Iura Kakeru, a member of the time patrol team who comes from the future and together they receive a special mission where they are tasked to catch illegal time travelers. Although the two were former lovers, Megu’s memory of their time together has been erased in accordance with the time traveling governing rules. In order to make her relationship come to fruition this time, Megu spends time struggling to find the love of her life.

Aspiring celebrity Yahiro Kuwata moves to Tokyo and becomes a "Cursed Property Resident Talent," living in haunted locations for TV and social media. As he hops between eerie apartments, an old inn, and a séance-filled share house, he uncovers the dark mysteries hidden within. But his extreme sensitivity to spirits makes him an easy target for relentless supernatural attacks. In one particular cursed property, he stumbles upon an unimaginable horror and a shocking truth that will change everything.