Ethical Empire built the gate to heaven, and their employees hold the keys. By offering custom-built afterlives through full-brain uploads, they answered the needs of a society pushed to the brink by climate change and cascading antibiotic failure. But for Zoe, who works daily to assess the sins of users and decide who's worthy of salvation, heaven is not so simple. Despite the urging of the angels on her shoulder, she is determined to uncover heaven's secrets, no matter the cost.