It has been two years since Makarov's death and all has been well with the world. That is until a strange course of events begins to occur and then the world is on the road to World War IV. Only this time, it will be even greater than the past three combined, this time it will truly engulf, the entire world. And the only ones who can stop the mastermind behind this war are the 141.

Sequel to "An Old Friend Returns" and Prequel to "Trying to Come Back". Seto Kaiba drove Serenity Wheeler away from him in fear two years ago in an act of rage. The once mighty CEO has fallen into a depression from which escape seems impossible. Yet it seems a spark still exists between the two. Kaiba's Heart is reduced but it still beats, but only for Serenity Wheeler. S.K. x S.W.

Duncan begins to experience some changes as he goes through the final years of High School. Whilst he and his friends deal with these changes, a new hybrid shows up and he's gunning for Blitz. What will come of this all?