Sikes and Francisco (Gary Graham, Eric Pierpoint) investigate a doctor who is killing Newcomers to benefit human patients.

While investigating a famous doctor's murder, Sikes and George (Gary Graham, Eric Pierpoint) discover he was attempting to contact a probe seeking the Newcomer slave ship.

Sikes and George (Gary Graham, Eric Pierpoint) follow the trail of a mysterious Tenctonese box which is deadly for those who fail to comprehend its powers.

A violent confrontation with a drug suspect (A.D. Muylch) causes George (Eric Pierpoint) to give birth prematurely.