Alexis Riedell was later sent to investigate the cause of the collapse, linking it to the sabotaging of Omega Lab.įollowing the death of her sister, Robin Ayou arrives on 4546B to learn more about the cause of Sam's death. It was upon Parvan's intervention that the cave entrance collapsed, killing both personnel. Acting on her own, she attempted to cause a cave-in at the excavation site, but was interrupted by Parvan. When Samantha Ayou learned of what was going on at Omega Lab, she made plans to prevent Alterra from harvesting any more samples. Shortly afterwards, the cave was made off-limits to most employees, and was put under heavy surveillance, with Parvan Ivanov working as security.Īlterra showed extreme interest in the Kharaa Bacterium that had infected the creature, and sent Danielle Valenti and Vinh Pham to harvest samples and bring them back to Omega Lab for further testing.

An an unknown point in time after Alterra's arrival on Planet 4546B, the cave was discovered by Alterra employee Fred Lachance.