Do I need to play mass effect 1 to understand mass effect 2?

Also, do I need to play mass effect 1 and 2 to understand 3?Do I need to play mass effect 1 to understand mass effect 2?
I would say yes. The ME series is very story based. If you don't want to play the original you should at least read up on the originals story online.Do I need to play mass effect 1 to understand mass effect 2?
not really...email me i can give you a summary of both games with the main plot points, don't want to post em on here with spoilers....Do I need to play mass effect 1 to understand mass effect 2?
probably not but mebbe