In the year 2030, the world's resources begun to dwindle, prices of coal and oil skyrocketed, not long after prices of food, poultry and manufactured products become much more higher that ever. The government of various countries begun to tap their oil reserves which lasted for ten years, meanwhile superpower country's oil completely depleted, they now charge the nations who have debts to them, many countries was unable to pay due to their economy slowly crumbling, they eventually succumb to their debts, the global economic crisis eventually resulted to many civil wars especially in the South American region, the middle east was going nuts with each nation waging war for oil and the interventions of various parties made the conflict there worst. UN and Geneva's convention and laws are not being followed, European countries begun to fight amongst themselves, the tension in the Pacific became so much worst with joint Russian and Chinese warships patrolling the area, then a single US ship was patrolling bear Guam and eventually saw the Russian and Chinese ships near Guam waters, the US's 7th Fleet approached the russian-chinese ships and things got pretty tense, eventually a single ship fired it's naval turret, it hit a single ship of US side, the USA responded by engaging with their enemies and declaring war against China and Russia, eventually it became a global scale war thus starting the 3rd world war, nuclear weapons was unleashed causing devastating damages, nations fell one after another, eventually the whole Europe collapsed followed by the middle east, south America, east Asia, Africa and finally the northern America, China, Russia and the USA somehow still standing, made a peace treaty but it was all too late, with the great war, various armaments was used, humanity and earth took the toll of the war, the atmosphere of earth became completely unstable, ashes, pollution covered the skies, nuclear radiation spread all over the earth thus making almost every continent unhabitable, ocean level rises resulting in various countries to submerged, the world government completely collapsed and to make things worst, a virus named type-Z that was formed due to high levels of chemicals and radiation from places where nukes exploded spread making whoever be contaminated dead. But there's a single nation who also suffered from the war and nuclear warheads, the Philippines, still functioning and alive, but due to the threat of various problems, it will only take several years for it to follow the same path as other nations, however a gate suddenly appeared and soldiers armed with muskets, cannons who wore similar to the British empire's red coats flooded out of the gate as they attack whoever is on their sight, the AFP arrived where the gate is and started to shoot down the unknown invaders, pushed them back to the gate and put a heavy security in the area. Join the the last of the world's survivor as they explore what is beyond the gate and if the world beyond it can save the Philippines.

– I do not own the cover photo of this series, they belong to their respective owners.
– I do not own Gate or Nihonkoku Shoukan, they belong to their respective owners.
– The series is inspired to Gate and Nihonkoku Shoukan.