Mass effect is a brilliant game, they could have made it longer though.
The idea behind the length is, quite simply, you aren't supposed to play through it once. Twice at least, I recommend a good Three times or more. I plan on doing it four times, and on the last I'll be the complete uncaring !@#$% who is cruel to everyone
1) Tries to do good but is somewhat unorthodox about it all
2) Pure Paragon, sir yes sir. Oh, and I played as a female Lesbian as well
3) Out mainly for number one, but is very good at playing people. [Current]
4) Bat-!@#$% crazy who believes "Love is a new spider rifle, and picking off your targets legs from half-a-mile away, still being able to heat the screams."
My one complaint is that it isn't possible to be a male and homosexual. I mean, you are practically in the Navy-of-the-Space for the love of god