In the final act, Sonic and a reformed Sage team up. Sage realizes that is breaking free from its seal and that Sonic is the only one who can stop it.
Sonic, Tails, and Amy travel to the mysterious in search of the Chaos Emeralds. Upon arrival, a wormhole sucks them in, separating the group. Sonic finds himself alone in Cyberspace —a digital realm constructed from his memories—but manages to escape to the physical islands. However, his friends remain trapped as "digital ghosts," existing in a glitchy state between worlds. Key Story Beats Sonic Frontiers [01004AD014BF0800][v65536][US]....
As Sonic absorbs energy to free his friends, he becomes infected with "Cyber-Corruption." This puts him on a ticking clock, as the digital glitching begins to physically break down his body. The Ending In the final act, Sonic and a reformed Sage team up
The story of Sonic Frontiers is a departure from the usual high-energy spectacle, offering a more somber, character-driven narrative written by veteran Archie and IDW Sonic writer . Upon arrival, a wormhole sucks them in, separating the group
Through "Memory Tokens," Sonic learns the tragic history of The Ancients , an alien race that fled to Earth after their home world was destroyed by a cosmic entity known as The End . They used the Chaos Emeralds to power their civilization but were eventually wiped out.