20 years later...
The being at the heart of the pillar began to sense something. It conjured an eye and looked out at the city. Much of it was in ruin from the battle raging since yesterday. It looked farther and saw him, the human, speeding towards the pillar. As he ran, he managed to free his brother, who he began to speak with. They freed their friends from the cages, bringing the total to four. The brother began to shout at the human. They then freed two of the hedgehogs from captivity. Finally, they combined their power into one final blast, which freed the blue hedgehog.
The seven ran towards the tower, each carrying one of the strange gems that the being's guardian used for power. They headed toward the guardian, jumped, passed through, and absorbed it's power. The human and his brother began to gather strength. The seven threw the gems, the brothers took their power, and began to fly into the pillar. The being dispersed it's eye, warned it's other guardian, and waited...
It would not be much longer...