[1] The season follows Izuku Midoriya and his classmates in their Hero Work-Studies, where they face off against the Shie Hassaikai group, with their mission is to stop them from creating a Quirk-Destroying Drug and save a little girl at the center of it.

holds its annual School Festival and Class 1-A decides to have a dance performance with a live band in hopes to ease the public's doubt of their worth.

[2] Funimation premiered the first episode of the fourth season at Anime Expo on July 6, 2019, with the English dub.

[9] In the gymnasium, Class 1-A is making their final preparations for their musical performance before the day of the school festival, with Mina working hard to have the dance choreograph precisely.

Meanwhile, Izuku is again training with All Might when a scruffy Mei shows up and gives him the support equipment he requested: a pair of Air Force Gloves.

To prevent the school fest from being cancelled, Izuku decides to defeat them solo before the festival begins.