Mass Effect - Gameplay part 1

Mass Effect is an action role-playing game developed by BioWare for Xbox 360 and then ported to Microsoft Windows by Demiurge Studios.

Main story line:
In this game you are playing shepard.
You were on a mission for retreival of a beacon on eden prime together with Nihles and a team. Nihles went ahead and got killed by saren.
Saren got at the alien becon first but you still got there and the becon gave you visions. The becon got destroyed by itself after that.
Nobody believed the story and you got proof while being on the citadel. Saren lost his spectre status and you became a spectre.
Your main goal now is to go after the roque spectre saren and take him down.

This video starts at this point and you're on your way to the docks to see your new ship.