Mushroom Kingdom
As a plumber is walking in a land...he is cross...he ended up in this world from Brooklyn...as he travel with his brother...the plumber is named Mario and his brother is named Luigi...the duo is walking to find Bowser as they reach to that castle in the first territory in the Kingdom.
Green Hill Zone
A speedy blue hedging is speeding though the place, holding a strange Gem...
Brain Scrap Zone
A evil scientist is about to go battle Sonic and retrieve his Gem but while doing so...he press a button that starts to shake the planet Sonic Lives (Möbius).
Mushroom World
At the same time...the shake is in the Mushroom World.
Space
Both Mushroom World and Möbius Merge.
Castle
When Mario and Sonic woke up...both look at each other and are in fighting pose.