Beyond the Lightning's Glow (Mha x Genshin Impact

This takes place right after the movie Heroes Rising. Class 1A have been enjoying the cruise ride when the captain makes the dumb decision to brave a lightning storm. The cruise crashes and the class is stranded in an unknown island. Gather the cast of class 1A along with Eraserhead, a Sly Pink Fox, a shut in ruler, a discarded creation, and a secret hidden somewhere in the island.