Young Drew Morgan has an enviable position. Handpicked by Bishop Laud, next to the king the most powerful man in England, it is his assignment to infiltrate Puritan villages, turn over "traitors" to the church and crown, and discover the secret identity of the notorious pamphleteer Justin.

But when Drew falls in love with a Puritan curate's daughter, his personal fortunes begin to falter as his spiritual yearnings take root. After unwittingly betraying what he knows to be right, the stage is set for his conversion.