Fairy Tail: 100 Years Quest is a sequel to Hiro Mashima's Fairy Tail series, focusing on Natsu Dragneel and his team from the wizard guild as they aim to complete an unfinished, century-old mission.

Fourteen-year-old Suzuki Iruma has just been abandoned and sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon who has adopted him as his new grandson, and has been transferred into a school in the demon world where his new "demon" grandfather works as the principal. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly as he faces his true self, takes on challenges, and rises to become someone great.

After blessing software announced their first work, Eriri and Utaha leave the group to join popular creator Akane Kosaka in developing a major game called Fields Chronicle. Meanwhile, Tomoya and Megumi join hands with their new members and various other parties to produce their new game. What will become of Eriri and Utaha’s major work? Will the relationship between Tomoya and Megumi change? And what will be the ultimate fate of blessing software’s new game?

Lucy is a 17-year-old girl, who wants to be a full-fledged mage. One day when visiting Harujion Town, she meets Natsu, a young man who gets sick easily by any type of transportation. But Natsu isn't just any ordinary kid, he's a member of one of the world's most infamous mage guilds: Fairy Tail.

To prevent a ninja from reviving a powerful demon that could destroy the world, Naruto teams up with a young priestess, despite her vision of his death.