Deku and his friends take on a daring rescue operation when villains hack into I-Expo, the world's leading hero item exhibition. All Might is trapped by their sinister plan, and his best hope for saving everyone lies in the new generation of heroes.

It was a summer like any other in this sleepy southern town, until a mysterious drifter named Eli Cottonmouth charms the townsfolk with a simple proposition for their upcoming anniversary celebration. But behind this picture-perfect community, two boys will now discover a secret world of mysteries, lies and tragedy that will change all their lives forever.

A fourth-grader, Aoyama-kun, investigates the mysterious reason behind the sudden appearance of penguins in his village, which is somehow related to a power from a young woman working at a dental clinic.