Light Novel (Other) Secret Adventures of secret adventures (3) AlphaPolis

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

A high school student who suddenly wandered into a different world, Goei Kuroto. He used his powerful and incomparable cheat ability. He came to be called 「 Pure Black Hero 」. Based on the plan left by the Genie, he found that a total attack on mankind was imminent. He aimed for the Royal Capital to call for preparations for the attack. However, the Royal Castle had already fallen into the hands of the Genie, and the Royal Capital was threatened from both inside and outside. In order to protect the Royal Capital, the last fortress of mankind, from the Genie's great attack, Kuroto will carry out a defense operation that mobilized all adventurers!