Two heroes of red and blue from different worlds have lost someone close to them. It was tough for both to deal with the pain. But after another accident occurs, they cross paths in an unexpected situation. These heroes, known as Mario and Sonic, eventually learn about each other and promise to protect themselves from their enemies as they unknowingly form a special bond.

Gaining confidence is nothing but an uphill battle. For Tails, he has partially recovered while helping his friends rebuild Mobius. 'Partially' is the key word because he's been mostly quiet and having trouble moving on after the war. Sonic tries to help his little bro, but it only culminates to Tails's emotions overwhelming him to the point of no return. [Follow-up to RR]

Luigi's been invited to stay at a luxurious hotel. But things go from relaxing to daunting when he wakes up in a spooky atmosphere. Even worse, he finds himself on another ghost hunt after King Boo has returned and captured his friends. With the help of E. Gadd, his Polterpup, and a gooey ally named Gooigi, can the green plumber surmount the horrors of The Last Resort?