After Bakugou is kidnapped. Izuku Midoriya finds himself in a dream where a creature named Hackmon who seeks his help to protect a alternate Earth and the Digital World from a evil digimon who wished to covered the worlds in total darkness. M rating for safety reasons.

When the balance is threatened in the Digital World, nine heroes answer the call. Well to be honest they are kidnapped to answer it. But hey most of them are trying to become Pro Heroes, so they are just getting to become heroes to entirely different world. I know summary sucks.