Operation Cyborg (E27)

The Ultra Guard investigates an abduction involving a mysterious ship and two of Soga's friends. Though the woman is found on the beach, her future husband, Nogawa, is altered by the alien Borg in hopes of using him as a tool. Dan's suspicions lead him to trail Nogawa. Following his path, Dan finds a trail of bodies and raises the alarm, though Nogawa disappears before he is caught. (Prime Video)