According to the kodari, the newly discovered wormhole is part of a limited and poorly understood network connecting distant star systems.
On a post-Bottleneck Earth, the loose political organisation Human Advent are mistrustful of the kodari motives. Members are questioning their activities within the Solar System and the imposed restrictions on the use of the tunnel network.
Some see a bright future for humanity, a chance for an everlasting legacy. Others are caught between representing the populace, interspecies diplomacy, and their own ambitions.