The Case of Aiming to Become an Incredibly Cool Hero, But Becoming a Magical Girl Instead

A certain day in the year 2100 ───…… Accompanying humanity's scientific advancement, it was proven that a parallel dimensional world called the "Otherworld" exists. The Otherworld contained substances and technologies unknown to humanity, and governments of various nations pushed forward with research without fully understanding the danger it posed. As a result, an outbreak of "Outers"—creatures inhabiting the Otherworld—ensued, and they eventually overflowed through the gates between the Otherworld and the present world. The humanity of that time was unable to stand against the Outers or the technology of "magic" they wielded. Existing weapons proved completely ineffective against the Outers, and the overwhelming magical power caused damage to spread in the blink of an eye. In the midst of this, a single existence appeared. A certain small number of humans with the aptitude for it were endowed with "magical power"—the ability to wield magic. However, it was only an extremely small number, and moreover, only young girls possessed this magical power. Humanity, which had been losing one-sidedly, clung to this power without hesitation. From then on, they were managed by the government and became known to the world as "magical girls" tasked with handling Otherworld-related incidents. ……───Ten years later. ※Updates are irregular. Thank you for your understanding.