World Trigger (Unknown)

When a mysterious gate to another dimension opens in Mikado City, humanity is thrust into a terrifying new reality. Monstrous invaders known as "Neighbors" pour forth, impervious to conventional weaponry, pushing civilization to the brink. In response, a specialized defense agency, Border, emerges, utilizing advanced technology and unique abilities to combat this existential threat. The series delves into the intricate strategies and fierce battles fought by Border agents, exploring themes of teamwork, sacrifice, and the moral complexities of interdimensional conflict. As new recruits navigate the rigorous training and perilous missions, they uncover deeper secrets about the Neighbors and the true nature of their world, all while striving to protect those they hold dear.

✦ AI-drafted summary