Elizabeth has finally found a way to liberate Minato from his duty as the Great Seal only to tell him that he must helped the latest Wild Card user. Will he succeed or failed to do so? A P3 and P5 crossover.

"Come on, Minato," the woman whined. "Some sidekick you are. It's probably not as bad as you make it out to be… I think."

The Infinity Stones, six powerful artifacts that shaped our very Universe since its birth. It is said that whoever can manage to find and wield all six will become the most powerful being to ever exist. And that is exactly what the Mad Titan Thanos sets out to do. But the unity of five of the greatest teams of defenders will rise up to not only save Earth, but the Universe itself.

75 years after Nyx was sealed, Minato wakes up in an unfamiliar era. As Minato starts his new life, he must learn about the magic of the future, all the while trying to decipher the mysterious words told to him by Igor.

The world we all know is gone, and all that remains is the Velvet Room; which has now taken the form of a mansion in a pocket dimension filled with familiar locations. Can the members of SEES, the Investigation Team and the Phantom Thieves learn to live together, and discover what truly happened? Who else was saved? Why are Shadows attacking? Can Teddie find love? Let's find out!

Practicing for the Holy Grail War, an accident occurs in the Tohsaka Residence. An amnesiac Servant appears who speaks about voices in his head. Clearly at a disadvantage, will both Master and Servant survive the battles ahead, or will it end before it even truly begins?