Welcome To Sonic Frontiers. Worlds are colliding and Sonic is in search of the missing Chaos emeralds, Sonic becomes stranded on an ancient island, teeming with unusual creatures. Meanwhile Sonic’s other friends, Tails, Knuckles and Amy are all trapped in a hologram and it’s up to you and Sonic to save them and retrieve all 7 chaos emeralds.

Sonic: Hey there, would you like to help me on this quest?