According to Newton's Third Law, for every action, there is an equal and opposite reaction. Unfortunately, Naofumi and co will find this to be especially true after returning from their Otherworld trip. Rest of Summary inside. The third installment is here. Multiple pairings. Covers Season Three Territory and beyond. Arc 11: Chapter 35 & 36. A Promise of... Slaying the Monster...

The Hero Summoning ritual of Melromarc did its job brilliantly. However, instead of summoning a gamer who likes playing with swords, it summoned a certain hero with a hill of swords. WARNING: BIG SPOILER FOR FATE/GRAND ORDER INSIDE. Now available on AO3, too.

Left in a new world with hardly an explanation for his arrival, the only thing left for him to do was to keep walking forward one step at a time for those watching behind him.

Young Otaku from the real world passes on, and wakes up in a medieval society, without any of the things that brought him pleasure in life. But isn't this a chance to start a-new. Only time will tell as Rudeus decides to makes the best of his new life, but still though... y does his name sound so familiar? [updated chapters 1-30]

A curse born out of malice for what the world wanted him to be. A boy reborn in the flames, dreaming to be a hero. Angra Mainyu, with total control over an omnipotent Corrupted Grail. Emiya Shirou, the champion of the Proper Grail and Master of the Throne of Heroes. Corruption unleashed, ancient legends summoned. A destined clash, where only one will prevail.

Mistakes were made, and now Jon has been tasked with fixing them. Allowed to bring a select number of people back with him can he stop Westeros from meeting the same fate?