chunk: Meanwhile, the USS Reliant is on a mission to search for a lifeless planet for testing of the Genesis Device, a technology designed to reorganize matter to create habitable worlds for colonization. Reliant officers Commander Pavel Chekov and Captain Clark Terrell beam down to the surface of a possible candidate planet, which they believe to be Ceti Alpha VI; once there, they are captured by genetically engineered tyrant Khan Noonien Singh. The Enterprise discovered Khan's ship adrift in space 15 years previously; Kirk exiled Khan and his fellow supermen from 20th-century Earth to Ceti Alpha V after they attempted to take over the Enterprise. After they were marooned, Ceti Alpha VI exploded, shifting the orbit of Ceti Alpha V and destroying its ecosystem. Khan blames Kirk for the death of his wife and plans revenge. He implants Chekov and Terrell with indigenous creatures that enter the ears of their victims and render them susceptible to mind control, and uses the officers to capture