Dead Space Aftermath is an American animated horror film that bridges the storyline between Dead Space and Dead Space 2.
Later, Captain Campbell commissions Kuttners group to work with the Marines to stabilize the gravity on Aegis 7. Assisting are soldiers Rin and Sergenko, along with Borgas cousins Noah and Omar, a Unitologist. Campbell secretly tasks Kuttners crew to bring back pieces of the Marker, which are worth millions of credits per kilo. The group land on Aegis VII, which is now unstable. While the engineers work the gravity stabilizer, Kuttners crew split up. Kuttner finds a Marker shard, which causes a horrifying hallucination, making him murderously unstable. He damages the stabilizer before his teammates can tie him up in the shuttle. Unfortunately, Kuttner is able to escape and follows a phantom of Vivian out of an airlock, killing several marines,Unfortunately, Rin, Sergenko and Omar were killed. Borgas is forced to crash land the shuttle onto the OBannon. Aegis VII explodes seconds before the ship can jump out of the system. The debris causes severe damage to the ShockPoint Drive. Borgas, enraged by his cousins death, demands to know the importance of the shard. When the captain explains the shards monetary value, Borgas assaults him. After Cho calms him down, he follows the captains order to fix the drive. ........
Source: Wikipedia