Last Savior
ラストセイバー
In the year 2140, humanity faces near extinction due to the relentless threat of the "Aions," its most dangerous adversaries. Amid this crisis, Ryouga Nanagi experiences a strange event that propels him from the tranquil year 2015 into this harsh reality. Despite the shock of his new surroundings, he resolves to seek hope for both his own fate and the survival of the human race. Armed with a glowing sword, he enters a battle unlike any other, marking the beginning of a high-speed conflict viewed through an entirely new lens.