The Blue People have powerful healing abilities that can be preserved and passed down only if they intermarry with a member of their own tribe, so the Silkdeep Empire has a vested interest in keeping the power of their Blue Doctors from being weakened or 'tainted' by the birth of half-blooded children.
Blue Ramun: Romantic relationships between people of the Blue Ramun tribe and other citizens of the Silkdeep Empire are expressly forbidden, with mixed marriages being illegal.
